Kazufumi Mizuno

Kazufumi Mizuno (水野 和史): One of the two excavators who ended up in the underground Ryusei School and encounter the Goat Orphnoch. Kazufumi Mizuno is portrayed by Kengo Ōkuchi (大口 兼悟), who would later play the character of Nobunaga in Kamen Rider × Kamen Rider OOO & W Featuring Skull: Movie War Core