いわゆるフラッシュアニメ風に制作された、デフォルメされたイマジンたちがメインのアニメ作品。2008年から2010年まで、前述の短編映画も含め全4作（34話+1）が制作された。
Aliases
- イマジンあにめ
- 仮面ライダー電王 コレクションＤＶＤ「イマジンあにめ」
- 『COLLECTION DVD イマジンあにめ』
Animate in conjunction with Ishimori Productions, TV Asahi, ADK, and Toei, have produced a series of OVA shorts for Kamen Rider Den-O titled Kamen Rider Den-O: Collection DVD: "Imagin Anime" (仮面ライダー電王 コレクションＤＶＤ「イマジンあにめ」, Kamen Raidā Den'ō Korekushon Dī Bui Dī Imajin Anime) featuring super deformed (aka chibi) versions of the main Imagin that have been used in Animate's products for the series. A second set of animated shorts called Imagin Anime 2 (イマジンあにめ 2, Imajin Anime Tsū) was released for sale on November 22, 2008, including cameos by the Wolf and the Ghost Imagin. A third set of animated shorts called Imagin Anime 3 (イマジンあにめ 3, Imajin Anime Surī) was to be released in December 2009, but has been pushed back to Spring 2010 and then again to October 21, 2010. This miniseries made more references to other Toei shows and included Ultraman Taro making a cameo appearance, although referred to the anime by the Imagin as "Ultraman Taros".
Aliases
- Kamen Rider Den-O: Collection DVD: "Imagin Anime"
- Kamen Raidā Den'ō Korekushon Dī Bui Dī Imajin Anime
- Imagin Anime
- Kamen Rider Den-O Collection DVD: Imagin Anime
