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Live2D is an animation technique (not to be mistaken with software used to create Live2D animation such as Live2D Cubism) used to animate static images—usually anime-style characters—that involves separating an image into parts and animating each part accordingly, without the need of frame-by-frame animation or a 3D model.[1][2][3][4][5][6] This enables characters to move using 2.5D movement while maintaining the original illustration.

Live2D models consist of layered parts saved as a Photoshop file (.psd format). Layers are separately moved to show the whole animation and expression of the character, such as tilting the head. Parts can be as simple as face, hair, and body, or they can be detailed to eyebrows, eyelashes, and even effects like glinting metal.

The number of layers influences how the Live2D character moves and how three-dimensional the result appears, with simpler models having less layers, such as around 50 layers, and larger, more complex projects having more, up to hundreds of layers, with no hard upper limits. Unlike a 3D model there isn't a traditional skeleton, but instead the flat layers are warped and rotated.

Live2D can be used with real-time motion capture to track movements such as head movements, eye movements, and perform lip syncing for real-time applications such as vtubing or motion capture. The downside of the technology is that there is little capability for 360° rotation of complex objects and body tracking.

Live2D has been used in a wide variety of video games, visual novels, virtual YouTuber channels, and other media. Well-known examples of Live2D media and software include FaceRig,[7][8] VTube Studio, VTuber Legend,[9] Nekopara,[10] Azur Lane,[11] and virtual YouTubers (as popularized by Hololive, Nijisanji,[12] and VShojo).

History

[edit]

Background

[edit]

Live2D was first introduced in 2008 to resolve the need for interactive media.[13] Since then, the technology has also changed how games enhance user experience through lively characters and expressions.[14]

In 2009, Cybernoids Co. Ltd. (now Live2D Ltd.) released their very first Live2D application, Live2D Vector.[15] The application transforms vector graphics to make flat character images achieve three-dimensional head turning and moving effects. Although such characters can only perform limited activities, they perform much better than static pictures or slideshows. Users can also customize their moving character by adjusting parameters through software or collecting materials such as images of different angles of a character. Although the occupied capacity resources are reduced, the rendering of complex images consumes a lot of CPU and RAM. Also, while it can be difficult to work with more traditional art styles such as oil painting or gouache styles, creators have been experimenting with these styles with success.[16]

The first application of the Live2D technique is HibikiDokei released by sandwichproject (株式会社レジストプランニング), an alarm app released in 2010. The alarm app has a girl character named "Hibiki" who talks and moves.[17]

In 2011, Live2D adopted PSP game Ore no Imōto ga Konna ni Kawaii Wake ga Nai Portable released by NAMCO BANDAI Games Inc became the first game the O.I.U system derived from Live2D technology was applied in a game, where the character moves and changes positions and expression while talking to the player.[18] Characters moved expressively on the screen and seamlessly like a traditionally-animated anime, which interested players and contributed to popularity of Live2D.[19]

Software

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Live2D Ltd.

[edit]
Live2D
DeveloperTetsuya Nakajo
PlatformMicrosoft Windows, macOS
LicenseProprietary
Websitewww.live2d.com/en/

Software developer Tetsuya Nakashiro had been independently developing Live2D software and founded the company Cyber Noise (or Cybernoids, Japanese:サイバーノイズ) in 2006 with support from the Exploratory IT Human Resources Project of the Japanese Information Technology Promotion Agency (IPA). Because of its novelty and lack of uptake, Cyber Noise was unsuccessful.

In 2011, Live2D software received attention after its use in the PSP game Ore no Imōto ga Konna ni Kawaii Wake ga Nai Portable. It subsequently received interest as a library for Android and iOS. Following this success, in 2014 Cyber Noise subsequently renamed itself to Live2D Ltd.,[20] unifying with its product name. Sales of Live2D have had significant growth since then. In 2021, 70% of Live2D Cubism Pro users are or create Vtubers, followed by games/app developers and animation/video creators.[21]

Live2D Ltd. provides its software and SDKs under both commercial licenses and as freeware.

Software

[edit]
  • Live2D Cubism
  • Live2D Cubism Editor
  • Live2D Euclid (released in April 2017, no longer available from October 16, 2018)
  • Live2D CubismM
  • Live2DViewerEX

Official marketplace

[edit]
  • nizima: nizima is a platform where users can buy and sell illustrations, Live2D data, or make-to-order transactions. Illustrators and Live2D creators are able to work together on a character and share sales on the platform. The platform also provides a Live2D preview for users to see and move the model before purchasing.[22]
  • nizima LIVE: nizima LIVE is a PC application that allows anyone to easily move a Live2D model by recognizing and tracking facial expressions. From beginners who are new to the tracking app to intermediate and above who are already familiar with Live2D, you can enjoy it for various purposes, such as VTuber activities and avatars for calls and meetings.
  • nizima Action: nizima Action is an online video editor specifically designed for creating short-form Live2D content, allowing users to easily create rich video edits in your browser, and it's perfect for producing short videos of about 1 to 5 minutes.

Other Live2D Animation Software

[edit]

Animation software is able to combine with the Live2D system to create real-time animated avatars through motion capture, character animation and computer-generated imagery, including:

Animation software

[edit]
Title Platform
Adobe Character Animator Windows, MacOS
CrazyTalk Windows
FaceRig Windows
Motion Live 2D Windows
Toon Boom Harmony Windows, MacOS

Face-tracking software

[edit]
Title Platform
Hololive iOS
Nijisanji Android, iOS

Works using Live2D

[edit]

Visual novels

[edit]
Title Platform Original release date
Mashiroiro Symphony Windows, PSP 2009
Ensemble Girls! Android, iOS 2012
Tokimeki Restaurant Android, iOS 2013
Nekopara Windows, macOS 2014
City of Love: Paris Android, iOS 2017
Date A Live: Rio Reincarnation Windows, PS4 2017
Crystalline Android, iOS 2018
Kaori After Story Android, iOS 2018
Runa's School Story Windows, macOS 2019
Ethereal Enigma Android, iOS 2020
Sophistry Windows, Linux, macOS 2021
Heartbeat! -After the Summer- Windows, macOS 2022
Anonymous;Code Nintendo Switch, PS4, Windows 2022
OPPAI Ero App Academy Bigger, Better, Electric Boobaloo! Windows 2023

Mobile games

[edit]
Title Platform Original release date
Battle Girl High School Android, iOS 2015
BraveSword×BlazeSoul Android, iOS 2015
Ensemble Stars! Android, iOS 2015
Potion Maker Android, iOS 2015
YUMEIRO CAST Android, iOS 2015
Moe Girl Cafe 2 Android, iOS 2016
Destiny Child Android, iOS 2016
Girls' Frontline Android, iOS 2016
Azur Lane Android, iOS 2017
Brave Nine Android, iOS 2017
BanG Dream! Girls Band Party![23] Android, iOS, Nintendo Switch 2017
Magia Record: Puella Magi Madoka Magica Side Story[24] Android, iOS 2017
Neptunia & Friends Android, iOS 2017
Dream Girlfriend Android, iOS 2017
Project Tokyo Dolls Android, iOS 2017
Raramagi Android, iOS 2017
Uta no Prince-sama: Shining Live Android, iOS 2017
Epic Seven Android, iOS 2018
Shoujo Kageki Revue Starlight-Re LIVE Android, iOS 2018
Mashiro Witch: Marchen of Midnight Android, iOS 2018
Ayakashi: Romance Reborn Android, iOS 2018
Promise of Wizard Android, iOS 2019
Girl Cafe Gun Android, iOS 2019
Counter:Side Android, iOS 2019
Mirage Memorial Android, iOS 2019
Palette Parade Android, iOS 2019
My Stella Knights Android, iOS 2020
Disney: Twisted-Wonderland Android, iOS 2020
Goddess Kiss: OVE Generation Android, iOS 2020
Hatsune Miku: Colorful Stage![25] Android, iOS 2020
D4DJ Groovy Mix Android, iOS 2020
Illusion Connect Android, iOS 2020
SINoALICE Android, iOS 2020
Zgirls3 Android, iOS 2020
Re:Zero − Starting Life in Another World: Lost in Memories Android, iOS 2020
Assault Lily: Last Bullet Android, iOS 2021
KonoSuba: Fantastic Days Android, iOS 2021
Artery Gear: Fusion Android, iOS 2021
Metal Waltz Android, iOS 2021
Alchemy Stars Android, iOS 2021
B-PROJECT Ryūsei*Fantasia Android, iOS, Nintendo Switch 2021
Blue Archive Android, iOS 2021
Revived Witch[26] Android, iOS 2021
Destiny Girl Android, iOS 2022
Dynasty Heroes: Romance Samkok Android, iOS 2022
Yu-Gi-Oh! Master Duel Android, iOS 2022
Idle Princess Android, iOS 2022
Girls Academy Android, iOS 2022
Clover Theater Android, iOS 2022
Date A Live: Spirit Pledge HD Android, iOS 2022
Echocalypse Android, iOS 2022
MementoMori Android, iOS 2022
Goddess of Victory: Nikke[27] Android, iOS 2022
Counter:Side Android, iOS 2022
Path to Nowhere Android, iOS 2022
Cherry Tale Android, iOS 2022
The Tale of Food Android, iOS 2023
Takt Op. Symphony Android, iOS 2023
Love Live! School Idol Festival 2: Miracle Live! Android, iOS 2023
Crazy Ones Android, iOS 2023
Reverse: 1999 Android, iOS 2023
Trickal Revive Android, iOS 2023
Phantom of the Kill -Alternative Imitation- Android, iOS 2024
Tokyo Debunker Android, iOS 2024
Ride Kamens Android, iOS 2024
18TRIP Android, iOS 2024
STARSEED: Asnia Trigger Android, iOS 2024
Echocalypse: The Scarlet Covenant Android, iOS 2024
Emberstoria Android, iOS 2024
Journey Renewed: Fate Fantasy Android, iOS 2024

Console games

[edit]
Title Platform Original release date
Boku wa Tomodachi ga Sukunai (Haganai) PSP 2012
Fire Emblem Fates 3DS 2015
Kancolle Kai[28] PS Vita 2016
Akiba's Beat PS4, PS Vita 2016
Dark Rose Valkyrie PS4, PS Vita 2016
Sword Art Online: Alicization Lycoris PS4, Xbox One 2020
Azur Lane Crosswave PS4, Nintendo Switch 2020

PC games

[edit]
Title Original release date
Herald: An Interactive Period Drama 2017
Namu Amida Butsu! -UTENA-[29] 2019

See also

[edit]

References

[edit]
[edit]
Revisions and contributorsEdit on WikipediaRead on Wikipedia

Live2D

View on Grokipedia
from Grokipedia
Live2D is a proprietary 2D animation technology and software suite developed by Live2D Inc. that enables the creation of dynamic, real-time expressions for static illustrations—typically anime-style characters—by dividing images into layered parts and applying deformation, physics simulations, and motion controls without converting to 3D models.[1] The flagship tool, Live2D Cubism Editor, allows artists to model and animate 2D artwork while preserving its original stylistic charm, supporting features like intuitive rigging, lip-sync, and physics for lifelike movements.[1] Originally developed by Cybernoids Co., Ltd. (renamed Live2D Inc. in 2014), the company was founded on July 31, 2006, in Tokyo, Japan, with initial work on Live2D technology beginning as an innovative approach to 2D graphics animation.[2] Key milestones include the 2008 beta launch of Live2D Vector, the 2013 release of Live2D Cubism 1.0, and subsequent versions such as Cubism 3 in 2017, Cubism 4 in 2019, and Cubism 5 in 2023, marking over a decade as an industry standard for stereoscopic 2D animation.[2] The technology has powered notable works, including the 2011 visual novel Oreimo Portable, the 2021 film Belle, and the 2024 TV animation Tono to Inu.[2] Live2D's applications span mobile apps, console games, virtual YouTuber (VTuber) streaming, and video production, with integration via the Cubism SDK for platforms like iOS, Android, Unity, and web environments, supporting over 400 commercial titles worldwide.[3] Its ecosystem includes free sample data for learning, educational programs for over 450 institutions (as of March 2025), and community resources, fostering adoption by professional creators for real-time character interactions that immerse audiences.[4][5]

History

Origins and early development

Live2D technology originated in Japan as a pioneering method to impart three-dimensional movement and expressiveness to two-dimensional illustrations, circumventing the complexities of traditional 3D modeling. The company behind its creation, Cybernoids Co. Ltd., was established on July 31, 2006, by programmer and CEO Tetsuya Nakajo, initially focusing on advanced computer graphics and animation effects for digital content. Nakajo, recognized as a "Super Creator" by Japan's Information-technology Promotion Agency (IPA) in 2007, led the venture with an emphasis on innovative software solutions inspired by the demands of anime and manga-style character animation.[2] Development of the core Live2D technology commenced around 2008, when Cybernoids announced "Live2D Vector," an early prototype designed to enable real-time deformation of layered 2D artwork for lifelike motion. This beta version introduced foundational concepts such as mesh-based deformation and parameter-driven animation, allowing illustrators to retain the flat aesthetic of 2D art while achieving fluid, parallax-like depth. The prototype addressed key challenges in anime production, where static character designs needed dynamic interactivity without converting to resource-intensive 3D models. By 2009, Cybernoids released the full version of Live2D Vector, marking the technology's initial entry into professional workflows and establishing its viability for applications in games and mobile media.[2] The technology gained public traction in 2010 with the beta launch of Live2D Cubism, an evolved iteration that optimized performance for real-time rendering and expanded platform support to include iOS, Android, and PlayStation Portable (PSP). This version facilitated the first commercial integration in a mobile game, "Barcode Kanojo," where animated 2D characters interacted dynamically with users, demonstrating Live2D's potential for engaging, low-overhead animations in handheld devices. The innovation was further highlighted that year when Live2D was selected as a finalist in the IPA's Mitou software contest, underscoring its technical breakthrough in blending 2D artistry with 3D-like expressivity.[6][2] Early adoption accelerated in 2011, exemplified by its use in Bandai Namco Games' PSP title "Ore no Imōto ga Konna ni Kawaii Wake ga Nai Portable" (Oreimo Portable), where Live2D animated character portraits and cutscenes, enhancing narrative immersion without altering the source material's 2D style. This integration showcased the technology's scalability for console gaming, influencing subsequent developments. By 2012, Cybernoids advanced Cubism's beta with compatibility for Unity engine, PlayStation 3, PS Vita, Nintendo 3DS, and Windows 8, solidifying Live2D's role as a commercial standard and setting the stage for dedicated SDK releases to broaden industry access. In 2013, the first official version, Live2D Cubism 1.0, was released.[2]

Key milestones and evolution

Cybernoids Co. Ltd. was renamed to Live2D Inc. in 2014 in Tokyo, Japan.[2] The beta launch of Live2D Cubism occurred in 2010, with the first official release (Cubism 1.0) in 2013, marking the transition from research prototype to a user-accessible tool for 2D character rigging and animation.[1] In 2014, Live2D launched Cubism 2.0, which introduced multi-layer deformation features that enabled more complex and nuanced character movements by allowing independent control over multiple image layers.[7] This version expanded the tool's capabilities for professional use in interactive media. Cubism 3.0 arrived in 2017, incorporating a physics simulation system that automated realistic secondary motions such as hair swaying and clothing dynamics in response to character actions.[8] This release coincided with Live2D's expansion into the emerging Virtual YouTuber (VTuber) market, where motion-captured Live2D avatars became a staple for live streaming, driven by pioneers adopting the technology for real-time facial tracking and expression.[9] Following this, adoption grew rapidly, with Live2D powering characters in VTuber productions and contributing to the format's mainstream popularity. Subsequent updates built on these foundations. Cubism 4.0, released in 2019, added specialized tools for video production, including improved export options for non-real-time media and enhanced parameter editing for smoother workflows.[10] In September 2023, Cubism 5.0 introduced AI-assisted features, such as automatic generation of facial movements, alongside optimizations for real-time rendering on modern hardware like Apple Silicon.[11] As of October 2025, Cubism 5.3 is in beta, with beta3 released on October 16, 2025, focusing on advanced rendering enhancements, including expanded color blending modes for richer visual effects, with ongoing beta testing emphasizing compatibility for immersive applications.[12] Over its evolution, Live2D shifted from a fully proprietary software suite to a hybrid model featuring an open SDK available at no initial cost, governed by the Live2D Proprietary Software License Agreement and Live2D Open Software License Agreement.[13] This licensing structure allows free development and integration across platforms, with revenue-based royalties for commercial releases, facilitating widespread adoption. By 2025, Live2D had surpassed 400 commercial titles, spanning games, VTubing, and interactive media.[3]

Technology

Core principles and rigging

A modern workflow for creating the layered PSD files used in Live2D incorporates AI image generators. For example, a base image can be generated using tools like Nano Banana Pro with prompts such as "cute anime girl, detailed eyes, front view, clean background".[14] This image is then imported into Adobe Photoshop, where the official Live2D Material Separation Photoshop Plugin utilizes AI techniques based on deep learning for automatic cropping, extension, and layer division into discrete parts such as eyes, mouth, hair, and body.[15] Alternative AI editing methods can generate individual parts from the base image, such as using GoEnhance.ai for animations from static images or LayerDiffuse extensions for transparent layer parts; advanced methods may combine this with Inochi2D for easier avatar creation.[16][17][18] Live2D operates by dividing static 2D illustrations, typically prepared in layered PSD files, into discrete components such as eyes, mouth, hair, and body parts to facilitate targeted deformation for pseudo-3D effects.[19] Upon importing a PSD file into the Live2D Cubism Editor, each layer or group is automatically converted into an ArtMesh, which is a polygonal mesh overlaid on the image content of that layer.[19] This separation allows independent manipulation of elements, enabling realistic movements like blinking or head tilting without affecting the entire illustration.[19] In the Live2D Cubism Editor, artists employ several techniques to manage the visibility of facial components such as eyes and mouth during rigging. Temporary visibility toggling is facilitated by the Parts palette, where show/hide buttons and eye icons allow selective hiding of individual objects or groups to focus editing on specific areas. Clipping masks, configured via Clipping IDs in the Inspector palette, confine inner ArtMeshes (such as pupils within eye whites or mouth interiors within lip outlines) to the boundaries of outer shapes, preventing visual overflow and supporting effects like blinking. Opacity adjustments in the Inspector palette enable static control of ArtMesh transparency, with values set to zero for complete hiding; dynamic visibility effects are often achieved through parameter-driven mechanisms. Permanent removal involves deleting the corresponding ArtMeshes or removing layers from the source PSD file.[20][21][22] The rigging process involves assigning deformers to these ArtMeshes to control transformations such as rotation, scaling, and warping. Deformers function as hierarchical containers that group and modify one or more ArtMeshes by adjusting their underlying mesh vertices.[23] There are two primary types: warp deformers, which enable non-rigid distortions by directly shifting vertices for effects like facial expressions, and rotation deformers, which apply rigid rotations around a specified axis while preserving shape integrity.[23] These deformers are linked to parameters, numerical values that drive the degree of transformation; for instance, parameters like Angle X and Angle Y typically range from -30 to 30 degrees to simulate natural head turns.[24] At the core of Live2D's deformation is a triangular mesh structure applied to each ArtMesh, where the image texture is mapped onto a grid of connected triangles defined by vertices.[25] Movement is achieved by altering vertex positions based on parameter values, creating fluid pseudo-3D animations from 2D assets.[19] Parameter-driven changes propagate hierarchically through deformers, ensuring coordinated motion across related parts like synchronizing eye and head rotations.[26] Prior to animation, models undergo normalization by setting all parameters to their default values (typically 0, representing the neutral pose) to establish a consistent base form.[24] Rigging is then tested in the editor's preview mode, where users can interactively adjust parameters to verify deformation quality, check for artifacts like mesh tearing, and refine vertex densities for smoother results.[27] This iterative preview ensures the rigged model behaves predictably before export for integration into applications.[27]

Animation techniques and integration

Animation in Live2D involves manipulating parameters defined during the rigging process to create dynamic movements, such as eye blinks or head tilts, through keyframing techniques. Creators set keyframes on a timeline by adjusting parameter values via sliders or numerical inputs, with the software automatically generating in-between frames for smooth interpolation. This allows for reusable animation templates, like cyclic eye blink motions, which can be applied to maintain natural expressions without manual repetition for every instance.[28] Physics-based effects enhance realism by simulating natural sway in elements like hair or clothing using spring-mass models. These systems take inputs from core parameters, such as head angle or body position, and output normalized values (up to 100%) to drive secondary parameters controlling deformation. Settings include duration, ease of swinging (typically 0.7–0.99 for damping), and reaction time, enabling pendulum-like motion that responds in real time to primary animations. Physics calculations run at selectable frame rates (e.g., 60 FPS) and can be baked into keyframes for consistent playback.[8][29] Facial expressions are achieved using blend shapes, which apply differential deformations to objects like ArtMeshes or deformers for subtle variations in features such as smiles or frowns. These shapes are parameterized and limited to prevent over-deformation, ensuring expressions blend seamlessly with keyframed movements. For lip synchronization, audio-driven animation maps sound amplitude to mouth-opening parameters via components like MouthMovement in the runtime environment, producing realistic speech-aligned motions.[30][31] Integration of Live2D models into applications occurs through the Cubism SDK, which supports exporting rigged and animated assets in formats like .moc3 for models and JSON for motions and poses. Runtime libraries handle rendering via OpenGL or DirectX, with dedicated frameworks for platforms including Unity and Unreal Engine, allowing developers to load models and update parameters programmatically. Real-time face tracking is facilitated by hooks to external APIs, such as those in nizima LIVE, which map user facial movements to model parameters for interactive control.[32][33][34] Performance optimization is critical for deployment, particularly on mobile devices, where the SDK targets 60 FPS on low-end hardware through techniques like efficient draw order management and model structure tuning. In Unity, profilers identify bottlenecks in parameter updates or rendering, enabling reductions in ArtMesh count or physics complexity to balance quality and frame rates across Android and iOS. High-end applications, such as VR, leverage the SDK's native support for advanced rendering while maintaining real-time responsiveness.[35][36][37]

Software and tools

Official software from Live2D Inc.

Live2D Inc. develops a suite of proprietary software tools centered around the Cubism Editor and SDK, enabling users to create, animate, and integrate 2D models with realistic movements. The flagship product, Live2D Cubism Editor, is available in FREE and PRO versions, with the PRO edition requiring an annual subscription starting at ¥14,280 for the first year (for general users or small-scale enterprises with annual revenue under ¥10 million), with reduced rates of ¥11,760 in the second year and ¥10,680 thereafter, for full functionality without restrictions on model complexity or commercial use.[38][39] The FREE version supports basic model creation but limits texture files to one, ArtMeshes to 100, and motion parameters to 30, making it suitable for non-commercial experimentation.[38] The Cubism Editor facilitates model rigging through features like automatic mesh generation, which creates deformable ArtMeshes from imported PSD layers by specifying density and boundary parameters, streamlining the preparation of illustrations for animation.[27] Parameter binding allows users to link model movements—such as head tilts or eye blinks—to adjustable values, enabling expressive animations driven by physics simulations or external inputs like face tracking. The latest stable release (as of November 2025) is version 5.2.03, released on May 29, 2025, which includes enhanced tools for VR model previewing, allowing creators to test immersive interactions in virtual environments.[40] Beta programs continue with version 5.3 alpha released in March 2025 and subsequent betas through October 2025, introducing advanced features like improved blend modes and IK parameter controllers for more natural limb movements.[41][9] Complementing the Editor, the Cubism SDK in versions 5.x provides libraries for real-time rendering of Live2D models in applications, supporting platforms via C++ core and plugins for Unity, with free access for non-commercial projects and commercial licensing based on usage scale.[32][42] It enables efficient integration of animations into games and apps, handling tasks like model loading and parameter updates at 60 FPS or higher on modern hardware.[33] Additional official tools include the Cubism Viewer, a standalone application for testing exported models and motions outside the Editor, ensuring compatibility before deployment.[43] Sample Data packages offer pre-rigged tutorial models and assets to guide users through rigging and animation workflows. For scene management, Nizima ACTION! serves as a web-based video editor updated in 2025 to support up to 20 scenes per project, allowing multi-model compositions with timeline-based animations and exports for streaming or social media.[44] Licensing across these tools follows annual update cycles, with beta access available to registered users for early feature testing, such as the 5.3 alpha program initiated in early 2025.[12]

Third-party animation and rigging tools

VTube Studio, developed by DenchiSoft and first released in 2020, serves as a prominent third-party application leveraging the Live2D Cubism SDK to animate pre-rigged models, particularly for VTuber workflows. It includes an auto-setup feature for model parameters, enabling rapid configuration of expressiveness, eye tracking, and hand gestures to enhance animation fluidity without requiring deep modifications to the underlying rigging. The software supports cross-platform use on Windows, macOS, iOS, and Android, and operates on a freemium model where the core version is free, with optional donations or a one-time purchase for advanced features like full iOS access.[45][46] PrprLive, launched around 2020 as a Live2D-compatible viewer and live broadcast assistant, functions as an alternative tool for previewing models and executing basic animations through multi-expression switching and targetless auto-tracking. It emphasizes high-frame-rate rendering for smooth playback during streaming or testing, allowing users to load .moc3 files exported from the official Cubism Editor for quick iteration on parameter-driven movements like facial expressions. Although development ceased and it was delisted from Steam in 2024, community-maintained versions persist for legacy support up to 2025.[47] Additional third-party integrations include Spine, a skeletal animation tool from Esoteric Software, which supports Live2D export via community-developed plugins that convert bone-based rigs into compatible .moc3 formats for further animation in Live2D environments. These plugins facilitate hybrid workflows where Spine handles initial rigging before exporting to Live2D SDK-compatible applications. Similarly, extensions for Adobe Animate enable parameter syncing between Animate's timeline animations and Live2D models, allowing creators to blend traditional frame-by-frame techniques with Live2D's deformable mesh system for enhanced interactivity.[48] Advanced methods for Live2D material creation incorporate AI image generators and third-party tools. Users can generate a base image using AI prompts (e.g., "cute anime girl, detailed eyes, front view, clean background") and then process it for rigging. For easier avatar creation, Inochi2D, an open-source 2D puppetry framework, can be combined with Live2D workflows, leveraging its real-time animation features and compatibility for VTubing to streamline rigging and animation of layered 2D illustrations.[49] Tools like GoEnhance.ai enable animation of static images into Live2D-style clips by uploading a portrait, selecting the effect, and generating outputs with natural movements such as blinks and breathing, suitable for VTuber assets and integrable into broader Live2D environments.[50] LayerDiffuse extensions, based on latent diffusion models, facilitate the generation of transparent image layers via platforms like Stable Diffusion WebUI, providing separated parts for import into Live2D rigging processes.[17] These third-party tools enhance efficiency in creating and animating Live2D models, often building on exports from official software. Despite their utility, these third-party tools remain dependent on the Live2D Cubism SDK for loading and rendering models created in the official Cubism Editor, limiting standalone rigging capabilities and ensuring compatibility only with properly exported .moc3 files. Live2D Inc. provides no official support or endorsements for these applications, requiring users to rely on developer documentation and community resources for troubleshooting.[32]

Face-tracking and runtime software

Face-tracking software for Live2D models enables real-time animation of 2D characters using webcam or sensor inputs, mapping facial movements to model parameters such as eye gaze, blinks, eyebrows, and mouth shapes for applications like virtual streaming.[45] These tools typically leverage blendshape data from ARKit-compatible devices or webcam-based libraries to drive Live2D's parameter system, allowing VTubers to synchronize expressions without manual keyframing.[9] VTube Studio, a widely adopted application for Live2D VTubing, utilizes the open-source OpenSeeFace library for webcam-based face tracking, supporting features like eye gaze direction, blinking, and blendshape expressions on consumer hardware such as standard laptops with integrated cameras.[51] Released in 2020 with ongoing updates through 2025, it integrates seamlessly with OBS Studio via the Spout2 plugin for transparent overlays in streams, achieving smooth performance at 30-60 FPS on mid-range PCs.[45] Additionally, VTube Studio incorporates Google MediaPipe for enhanced webcam tracking accuracy, comparable to NVIDIA's solutions, and supports ARKit via connected iPhones for more precise LiDAR-based capture of 52 facial blendshapes.[52] nizima LIVE, developed by Live2D Inc., serves as an official runtime tool for real-time Live2D model control, featuring webcam face tracking and iPhone ARKit integration for detailed expressions including cheek movements and lip sync via its "Perfect Sync" mode.[53] The free version includes an OBS plugin for direct streaming integration and supports AR filters like dynamic accessories (e.g., cat ears) that respond to tracked motions, running efficiently on entry-level hardware with minimal latency; it has received updates as recent as June 2025, adding features like scene functions.[54] iFacialMocap provides high-fidelity iPhone LiDAR tracking for Live2D models, capturing and transmitting 52 ARKit blendshapes in real-time to compatible runtimes, enabling nuanced animations such as tongue and jaw movements for VTubing setups.[55] This tool maps sensor data directly to Live2D parameters, supporting integration with applications like VTube Studio over local networks, and performs reliably on iPhone 12 or later models without requiring high-end PCs.[56] These software solutions rely on APIs like Apple's ARKit for depth-aware facial capture and Google's MediaPipe for cross-platform webcam processing, converting raw tracking data into Live2D-compatible parameters (e.g., angle_X for head tilt) with low overhead on consumer GPUs, typically under 10% utilization during streams. SDK export formats from Live2D Cubism facilitate this parameter mapping for seamless runtime playback.

Recommended illustration software for PSD creation

Adobe Photoshop and Clip Studio Paint are the officially recommended tools by Live2D Inc. for creating layered PSD files compatible with Live2D Cubism Editor, ensuring reliable import and optimal rigging results. Clip Studio Paint is especially popular within the VTuber community for its advanced brushes, stabilization, and features tailored to anime and manga-style illustrations. Other software, such as Paint Tool SAI, MediBang Paint, or FireAlpaca, may be usable if capable of exporting compatible PSD files, though official documentation prioritizes Photoshop and Clip Studio Paint for best compatibility.[57][58]

Applications

Video games and interactive media

Live2D's application in video games has primarily focused on enhancing character expressiveness through real-time 2D animation, allowing static illustrations to convey emotions, movements, and interactions without full 3D modeling. This technology has been particularly impactful in genres like visual novels, rhythm games, and gacha-based titles, where animated portraits deepen player immersion during dialogues, performances, and collection mechanics. By integrating Live2D via SDKs, developers can create responsive characters that react to user input or game events, bridging 2D art with interactive storytelling.[3] Early adoption in video games occurred with the 2011 PSP visual novel Ore no Imōto ga Konna ni Kawaii Wake ga Nai Portable, developed by guyzware and published by Bandai Namco Games, which marked the first console title to utilize Live2D for animating character portraits and expressions during narrative scenes. This implementation allowed for subtle facial movements and body gestures, making dialogues feel more lifelike compared to traditional static sprites. The game's success helped demonstrate Live2D's potential for portable platforms, paving the way for broader use in interactive media.[2][59] In mobile rhythm games, Live2D has been employed to synchronize character animations with music and player actions, adding visual flair to performances. A representative example is Hatsune Miku: Colorful Stage! (2020), developed by Colorful Palette and published by Sega, where Live2D animates Vocaloid characters like Hatsune Miku during live shows, enhancing the rhythm-based gameplay with expressive dances and reactions. This approach has contributed to the game's popularity, with millions of downloads and ongoing updates featuring new animated content.[3] Gacha mechanics in mobile games have benefited significantly from Live2D, as animated "idols" or characters make pulls more engaging by showcasing dynamic reveals and interactions. Azur Lane (2017), a naval warfare gacha game by Yostar, exemplifies this, using Live2D for select ship girl skins that respond to touchscreen inputs with movements like head tilts and blinks, fostering emotional connections in collection systems. Similarly, Honkai Impact 3rd (2016), miHoYo's action RPG with gacha elements for consoles, PC, and mobile, incorporates Live2D in character splash arts, birthday events, and pull animations—such as the Herrscher of the Void's fluid motions—to heighten the excitement of acquiring new valkyries. These features have played a key role in player retention, as the technology turns abstract summons into personalized, lively encounters.[60][61][62] On console and PC platforms, Live2D has appeared in action and RPG titles to support 2D UI elements or companion characters. These integrations blend seamlessly with 3D gameplay, providing cost-effective expressiveness for character rosters.[3] Overall, Live2D's role in over 400 commercial titles by 2025 has transformed gacha and interactive media by enabling affordable, high-fidelity animations that boost engagement—evident in how Live2D idols in games like Azur Lane and Honkai Impact 3rd drive social sharing and repeat plays through their charm and interactivity. This has solidified Live2D as a staple for anime-style games, influencing design trends toward more emotive, player-responsive characters.[9]

Virtual YouTubers and live streaming

Live2D has become integral to the Virtual YouTuber (VTuber) phenomenon, enabling real-time, expressive 2D avatars that facilitate interactive live streaming on platforms like YouTube and Twitch. The technology's adoption surged with the launch of major agencies, starting with Nijisanji in early 2018, which was founded by ANYCOLOR Inc. (formerly Ichikara Inc.) specifically to promote Live2D models as a cost-effective alternative to 3D for live broadcasts, allowing multiple talents to debut simultaneously and establishing the modern VTuber format of facial motion capture integrated with 2D rigging.[63] Hololive Production followed suit in 2018 by transitioning several talents from initial 3D models to Live2D avatars, enhancing accessibility for live interactions and contributing to the agency's rapid growth in subscriber numbers and stream viewership.[64] This shift marked Live2D's dominance in enabling scalable, high-engagement VTubing, building on the groundwork laid by pioneers like Kizuna AI, who debuted in late 2016 as the first self-proclaimed VTuber using motion capture and 3D graphics to popularize the concept of virtual personalities engaging audiences in real-time videos.[65] VTubers leverage Live2D through seamless integration with streaming software, particularly Open Broadcaster Software (OBS), via plugins that support face-tracking for natural avatar movements. Tools like VTube Studio, a free application designed for Live2D models, connect directly to OBS as a virtual camera source, utilizing webcam-based facial recognition to animate expressions, head tilts, and eye gazes in real time, often requiring only a standard smartphone or computer camera for setup. Custom rigging in Live2D Cubism allows creators to design layered deformations for specialized emotes—such as winks, blushes, or exaggerated reactions—and full-body dances, where parameters control limb articulations and physics simulations for fluid, performative sequences during streams. These features enable VTubers to respond dynamically to chat interactions, enhancing viewer immersion without the need for expensive motion capture hardware. By 2025, the VTuber ecosystem has expanded dramatically, with over 10,000 active creators worldwide driving a market valued at approximately USD 2.86 billion, fueled by live streaming's accessibility and global appeal.[66][67] Live2D remains the predominant technology for 2D avatars, powering the setups of leading agencies like Nijisanji and Hololive, where it facilitates the expressive animations essential for maintaining audience engagement in long-form broadcasts. Monetization through YouTube's Super Chat feature has profoundly impacted VTuber revenue, with donations during streams accounting for a significant portion of earnings; in early 2025, VTubers comprised 16 of the top 20 Super Chat recipients globally, generating hundreds of millions in collective income and underscoring the technology's role in enabling direct fan support.[68] A 2025 analysis of over 1,900 VTubers revealed that Super Chats represent about 39% of primary income sources, though income inequality persists, with top agency-affiliated talents capturing the majority while independents face barriers to visibility.[69] Recent evolutions in 2025 highlight Live2D's adaptability to emerging trends, such as augmented reality (AR) overlays that blend virtual avatars with real-world environments during streams, allowing VTubers to interact with physical props or backgrounds via tools like ARwall for enhanced production value. Additionally, multi-model switching has gained traction, enabled by software like VTube Studio's hotkey system, which permits seamless transitions between different rigged avatars mid-stream—such as from a casual outfit to a performance costume—facilitating varied content without interrupting broadcasts. These advancements, combined with face-tracking integrations, continue to lower entry barriers and expand creative possibilities for live performances.[70][45]

Other uses in animation and media

Live2D technology has found applications in animated television series and films, enabling efficient production of expressive 2D characters for scripted media. In 2018, Aniplex acquired a majority stake in Live2D Inc. and announced a collaboration to produce a feature-length animated film using the software's 2D-to-3D animation capabilities, marking a significant step in integrating Live2D into theatrical releases.[71][72] This partnership extended to practical implementations, such as Live2D Creative Studio's contributions to character animation in the 2021 feature film Belle, directed by Mamoru Hosoda, where the technology supported dynamic facial expressions and movements in key sequences.[2] A notable example of Live2D's role in television animation is the 2024–2025 series Tono to Inu (The Corgi and the Samurai), co-produced by OLM and Live2D Creative Studio. This short-form anime, airing in multiple versions with different voice actors, utilizes Live2D almost entirely for its character animations, allowing for fluid, real-time-like expressions in a historical comedy setting.[2][73] Similarly, the 2025 original TV anime Inherit the Winds, produced by Aniplex with animation by Live2D Creative Studio and Drive, incorporates Live2D to animate characters in a historical narrative set during the Bakumatsu period, enhancing emotional depth through subtle 2D deformations.[74] In advertising, Live2D supports interactive web banners and digital promotions, where 2D characters respond to user interactions for engaging brand experiences, though specific campaigns remain proprietary.[9] For educational purposes, Live2D is integrated into curricula at art institutions to teach animation and character design. The Toyo Institute of Art and Design employs Live2D in its programs to train illustrators in motion graphics, emphasizing its role in creating versatile 2D animations for media applications.[75] The Kyoto Institute of Design's Comic Illustration Course similarly uses Live2D to build practical skills in 2D rigging and animation, preparing students for industry demands in character motion.[76] Live2D Inc.'s Education Aid Program provides free software licenses to eligible schools worldwide, facilitating hands-on tutorials and training in rigging and expression techniques as of 2025.[5] By 2025, Live2D's adoption in e-learning platforms has grown through animated avatars in interactive courses, supported by official resources like the JUKU online training program, which teaches professional rigging for educational content creation.[1] This integration enhances engagement in digital learning environments by enabling customizable, expressive 2D instructors.

Company and ecosystem

Live2D Inc. overview

Live2D Inc. is a Japanese technology company specializing in 2D animation software and services. Founded on July 31, 2006, in Tokyo, the company is headquartered at Koike Bldg. 7F, 1-20-2 Shinjuku, Shinjuku-ku, Tokyo 160-0022.[2] As of November 4, 2025, it employs 134 individuals.[2] The firm is led by CEO Tetsuya Nakajo, who also serves as a director alongside Genjiro Ishikawa, Masayuki Todate, and outside directors Atsuhiro Iwakami and others.[2] The company's core business revolves around the development of Live2D-related software and services, including the flagship Cubism Editor and SDK for real-time 2D animation.[2] It also provides Live2D graphics production and film animation services, supporting applications in video games, virtual streaming, and media production.[2] Revenue streams primarily derive from professional software subscriptions, SDK licensing fees, and partnerships that integrate Live2D technology into commercial products, powering over 400 titles worldwide.[3] From its origins as a startup focused on innovative 2D expression techniques, Live2D Inc. has evolved into an industry standard, particularly in the anime and interactive media sectors.[9] Key growth milestones include the release of advanced versions like Cubism 5 in 2023 and expansions into educational programs such as the LEAP Co-Branding initiative in 2023. The LEAP program supports over 200 institutions worldwide as of 2025.[2][9] The company has forged strategic partnerships with entities like Unity for seamless SDK integration in game development and Aniplex Inc. since 2018 for animation collaborations.[2] [42] While facing competition from 3D modeling tools that offer broader spatial capabilities, Live2D Inc. emphasizes its niche in efficient, anime-style 2D rigging to sustain market leadership.[9]

Marketplace, resources, and community

The official Live2D marketplace, known as nizima, was launched in 2017 initially under the name "2jima" before being renamed and redesigned in 2019.[2] It serves as a platform for buying, selling, and commissioning original illustrations, Live2D models, VTuber assets, streaming resources, motions, and backgrounds, enabling creators to monetize their work through primary and secondary sales.[77][78] By 2025, the marketplace hosts over 10,000 assets and templates, supporting a diverse ecosystem for 2D animation content.[79] Creators benefit from a low 10% commission on sales, retaining 90% of proceeds for primary transactions, while secondary sales allow customizable royalty rates up to 60% for original artwork derivatives.[77][80] Live2D provides extensive free resources to support users, including comprehensive tutorials, manuals, and sample models available on the official documentation site.[81][4] These materials cover Cubism Editor basics, SDK integration, and advanced techniques like model rigging and animation, with downloadable sample data under a free material license agreement for learning and testing.[82][4] The platform also offers an Education Aid Program to foster skill development among creators worldwide.[9] The Live2D community thrives through official forums, Discord servers, and regional groups, such as a Chinese online forum with approximately 40,000 users focused on discussions, learning, and showcasing creations.[83] The Creators Forum allows users to report issues, share tips, and request features related to Cubism tools.[84] Annual events like "alive," held since 2014, bring together professional and amateur creators for hybrid in-person and online gatherings to demonstrate techniques, announce updates, and celebrate contributions, with the 2023 edition marking its 10th anniversary at Akihabara UDX.[85][86] Open-source engagement occurs via the official GitHub organization, which maintains 18 repositories including SDK samples and frameworks, encouraging bug reports, pull requests, and suggestions to enhance accessibility.[87][88] In 2025, ongoing updates to documentation and tools, including multilingual support in English and Chinese for apps and forums, continue to expand global accessibility.[89][83]

References

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  2. Company | Live2D inc.
  3. For Enterprise Use - Live2D Cubism
  4. Live2D Sample Data (for Free)
  5. Live2D Education Aid Program
  6. Animation effects startup Cybernoids raises $557K for global ...
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  10. Live2D Cubism | See your creation come to life. Software that ...
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  13. What's New in 5.3 | Editor Manual - Live2D Cubism
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  16. About Deformers | Editor Manual - Live2D Cubism
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  20. Automatic Mesh generator | Editor Manual
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  58. VTubers Surpass Real-Life Streamers in 2025: YouTube's Top Trends
  59. Who Reaps All the Superchats? A Large-Scale Analysis of Income ...
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  64. Inherit The Winds is an Upcoming Anime Co-Produced By Live2D ...
  65. Toyo Institute of Art and Design - Creator Interviews | Live2D Cubism
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  67. nizima is an official Live2D market where you can buy, sell and ...
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