Eiji Takigawa

When a powerful new foe known as the Legendorga arises in 2008, Wataru investigates the mystery behind the crisis, which brings him in contact with a man Nago once knew, Shiramine Takato, whose 3WA also possess their own Rider System. When Shiramine explains how everything began in 1986, Wataru uses Castle Doran’s Time Door to travel back in time, leading him to meet his father face-to-face at last. But has Wataru managed to change the future, or will the Legendorga still rise and enslave humanity?

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.

In prewar Japan under the military regime, a bloody battle between the extremely oppressive Special Higher Police and villagers begins!

Takahiro Abe, a regular high school boy, has a crush on Rumi Asai, who happens to be a hardcore, yaoi-loving, otaku-ish fujoshi. Her biggest fantasy is Abe and Shunsuke Chiba, the handsome class playboy, having homosexual affairs. To make things more complicated, Yōko Matsui, class babe, accidentally reveals herself as an otaku-in-closet, and befriends Asai... more so than your regular girl-girl friendships.

Takeshi Hongo is a promising young man with a passion for motorcycle racing. However, his dreams are suddenly ruined when he gets kidnapped by Shocker, the evil secret organization planning to dominate the world. After being remodeled into a cyborg, Takeshi escapes and swears to protect the world from the inhuman monsters.

22 years after the disappearance of his father, Wataru Kurenai lives in an infamous "haunted house" where he is destined as Kamen Rider Kiva to fight Fangires, a species of life force-draining vampires who can assume stained glass-like monster body that his father fought years ago before his disappearance. The story is split between Wataru in the present (2008–09) and his father Otoya in the past (1986–87), slowly revealing the link between the Fangire race and Kiva.

Sakamichi Onoda, an otaku at Sōhoku High School. He loves anime and games so much, that he would ride his commuter bicycle to and from Tokyo's Akihabara shopping district in a 90-kilometer (about 60-mile) round trip over steep slopes after school. Onoda's life changes when he encounters his school's cycling team, and he ends up joining the competitive sport of bicycle racing.