Kamen Rider Den-O: Imagin Anime / 2008

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: Imagin Anime. Featuring super deformed (aka chibi) versions of the main Imagin of the Kamen Rider Den-O series in humorous shorts.

OOO, Den-O, All Riders: Let's Go Kamen Riders / 2011

Eiji and Ankh team up with Kotarou and Momotaros as they travel back in time to 1971 aboard the Den-Liner to stop three Mole Imagin. But Ankh’s desire to obtain Core Medals while in the past sets off a chain of events that alters the 40-year history of the Kamen Riders by allowing Shocker to take over the world. It’s up to OOO and New Den-O to restore the timeline!

Super Kamen Rider Den-O & Decade NEO Generations: The Onigashima Warship / 2009

Under the impression that they saved the World of Den-O, Tsukasa Kadoya (Kamen Rider Decade) and company begin their journey to the World of Kabuto when they are halted by Sieg who presents them a manuscript that detailed the legendary Oni Conquest with Momotaros' image on it. As this occurred, the Tarōs mysteriously vanish from the DenLiner as they are about to help Kotaro Nogami (Kamen Rider New Den‑O) out with the true threat to their world.

OOO, Den-O, All Riders: Let's Go Kamen Riders: ~Let's Look! Only Your 48 Riders~ / 2011

A series of net movies to promote the Kamen Ride movie "OOO, Den-O, All Riders: Let's Go Kamen Riders". 48 shorts were released with each webisode focusing on a Kamen Rider that matches a specific Zodiac sign and a blood type.The webisodes are alternatively hosted by Sieg, Momotaros, Kivat and Urataros. After each segment, the host explains the featured Kamen Rider's horoscope, determining which other Rider he is most compatible with and which one he is not, as well as which Riders are compatible with women of the webisode's specific Zodiac sign and blood type.

Farewell Kamen Rider Den-O: Final Countdown / 2008

When the Imagin and Kohana take a trip to visit Ryotaro and Airi, they are attacked by the legendary Ghost Train, and onboard are two Imagin and the evil Kamen Rider Yuuki, who is none other than Ryotaro! But when all hope seems lost, a blue DenLiner appears, delivering someone claiming to be Kamen Rider New Den-O! Just who is he, and can he help everyone save Ryotaro and save time once again?

Kamen Rider Den-O The Movie: I’m Born! / 2007

With Gaoh having stolen the DenLiner and trapping the Imagins onboard, Ryotaro and Hana find themselves trapped in the year 2000 where they meet Ryotaro’s younger self, but Ryotaro is slowly forgetting everything having to do with Den-O! As Gaoh gets closer to his target, the only hope lies with Yuuto’s complex plans and a little bit of luck, or else time itself could fall victim to Gaoh’s evil desires!

Kamen Rider Den-O & Kiva: Climax Deka / 2008

With Kai’s defeat, Ryotaro and the rest of the DenLiner crew resume their time-traveling adventures by founding a detective agency to keep any other surviving Imagin in check. But when a rogue Imagin swipes Owner’s spare Den-O Pass, it’s up to the DenLiner Police and rookie detective Kazuya, along with a little help from another Rider, to stop the evil Imagin and save the past, present, and future!

Kamen Rider × Kamen Rider × Kamen Rider The Movie Cho-Den-O Trilogy Movie Released Memorial Special Stage: Imagin Super Climax Tour 2010 / 2010

Kamen Rider Den-O: Singing, Dancing, Great Training!! / 2007

Ryotaro Nogami, Kohana, Momotaros, Urataros, Kintaros, Ryutaros, Deneb, and Sieg join in on a series of exercises to get Ryotaro into shape so he can fight. Unfortunately, the Spider Imagin, the Wolf Imagin, and the Anthopper Imagin interrupt the exercises, Ryotaro becomes Kamen Rider Den-O Liner Form to use his training against the evil Imagin!