He is the boy who was initially chosen as the sixth Rider.

He is an intellectual type; early on, he would ruthlessly point out anything suspicious about Akira Asagi at every opportunity. He views Christoph Yousuke Komae—with whom he grew up like a brother—as a rival.

In their band, he handles lead guitar and vocals.

He dislikes shiitake mushrooms. He loves cats but is allergic to them.