Daiki Kaito/Kamen Rider Diend

Daiki Kaito (海東 大樹 Kaitō Daiki) is Kamen Rider Diend (仮面ライダーディエンド Kamen Raidā Diendo, Masked Rider Diend), who is one of the fictional characters and secondary Kamen Rider in the Kamen Rider Series of Kamen Rider Decade.