Kamiya, along with other former Capcom developers, founds Seeds Inc. which is subsequently renamed PlatinumGames. Their focus is on developing high-quality action games.

Kamiya directs "Bayonetta", a spiritual successor to "Devil May Cry". The game's fast-paced action, over-the-top style, and memorable protagonist are widely praised.

Kamiya directs "The Wonderful 101" for the Wii U. The game's unique gameplay mechanics, which involve uniting a team of heroes to create powerful formations, garner a cult following. A remastered version was later released on other platforms.

Kamiya directs "Scalebound", an action RPG with a dragon companion. The game was highly anticipated but was ultimately canceled by Microsoft in 2017.

Kamiya serves as supervisor on "Bayonetta 2", which was directed by Yusuke Hashimoto. The game continues the series' signature action and style.

Kamiya serves as supervisor on "Bayonetta 3", which was directed by Yusuke Miyata. The game introduces new characters and gameplay mechanics while maintaining the series' core appeal.

Kamiya announces his departure from PlatinumGames, citing a desire to pursue a new path. The specific details of his next project are not immediately revealed.