Dancemania is a series of remix compilation albums by i-DANCE. The series deals primarily with dance music, especially Eurodance. Despite many of its tracks being made by various musicians from all over the world and mainly from the European continent, the albums have been released exclusively in Japan.

The first issue, Dancemania 1, was released on April 10, 1996, with artists including E-Rotic, Cut 'N' Move, Me & My, Maxx, Basic Element, Magic Affair, Odyssey, Captain Jack, Interactive, Space Pilots, and DJ Quicksilver as the leading mixer. 1 debuted at number 14 on the Oricon weekly album chart in April 1996 and reached number 4 in the same chart in May 1996 and ranked number 56 in the yearly Top 100 best-selling album chart in 1996 with 480,980 copies sold.

Dancemania has spawned many sub-series projects, such as Summers & Winters, Bass, Euro Mix, Super Techno, Classics, Delux, Game, Club, Zip Mania, Trance, Trance Paradise, Covers and Speed. Many of these sub-series have further each spawned their own sub-series projects.

The series released approximately 50 volumes in its first four years and the label claims that over 10 million copies were sold by the end of the 20th century. Some of song later appear on Spotify.

Many songs from the series have been licensed for use in Bemani games by Konami, such as Dance Dance Revolution or Dance Maniax.

Summers mainly features Latin dance and reggae. Winters mainly features handbag house, breakbeat and big beat.

These feature hardcore and happy hardcore songs and remixes.

These feature Miami Bass, Drum 'n' Bass and Jungle songs.