|This article is about a/an character in Kamen Rider 555.|
Inukai Shoji is one of the Ryuseijuku students. He tries to contact Mari by sending her the Kaixa gear picture on his phone and told her to meet him at an amusement park. But before he can talk to Mari and Takumi, he is attacked by an orphnoch. Mari and Takumi saw him disintegrate on a merry-go-round afterwards.