Mitsuzane Kureshima

Mitsuzane Kuwashima is Kamen Rider Ryugen. He is a member of Team Gaim and Kota sees him as his younger brother. Though he kept this as a secret, in reality, he is the son of the leader of the Yggdrasil Corporation and attends an elite high school. He wants to live freely won't accept the path established for him.