Shouma Yamamoto (山本 匠馬, Yamamoto Shōma, born Kōsuke Yamamoto (山本 光将, Yamamoto Kōsuke) on November 6, 1983) is a Japanese actor.
His first major role was as Tsubasa Yamagatana/Dan the Knight of the White Night in Garo Special: Byakuya no Maju.
Yamamoto later portrayed Seiji Hayami in Cutie Honey: The Live.
[1] He also portrayed Takato Shiramine/Kamen Rider Rey in the Kamen Rider Kiva movie Kamen Rider Kiva: King of the Castle in the Demon World, and in the TV series as Taiga Nobori/Kamen Rider Saga.
He is one of two actors to portray two different characters in a single Kamen Rider Series film and television series; the other is Kenji Matsuda in Kamen Rider Hibiki and Kamen Rider Hibiki & The Seven War Oni.