Kamen Rider Todoroki (仮面ライダー轟鬼 Kamen Raidā Todoroki, lit. "Masked Rider Roaring Demon") is one of the many Oni Kamen Riders in the Kamen Rider Series Kamen Rider Hibiki. He solely goes by the name Todoroki (トドロキ Todoroki) and abandoned his human name Tomizo Todayama (戸田山 登巳蔵 Todoyama Tomizō) upon becoming an Oni.