Ikki Igarashi (五十嵐 一輝, Igarashi Ikki) is one of the two main protagonists of Kamen Rider Revice. He is an employee of his family-run bathhouse Happy Spa who transforms into Kamen Rider Revi (仮面ライダーリバイ, Kamen Raidā Ribai). With his inner demon Vice, together they are Kamen Rider Revice (仮面ライダーリバイス, Kamen Raidā Ribaisu).