Tío Dimas

Big Bang (Bang)

Yūto Sakaeguchi

Yūichirō Tajima

Feirune a.k.a. Fei (Shinohara Mirei)

Yūya Tenjō

One-Eyed Middle Class Yōkai

Yūna Yūki

Asuna Yūki

Yûta Kobayashi

Yū

Dr. Hanamaru

Big Bang

Schwanhelt Bulge

Professor Big Gelato

Professeur Big Gelato

Mii Konori

Mammothman

Shishiō

Yuki Sexaroid

Charlotte Brûlée

Schwanhelt Bulge

Sexaroid Yuki

Mii Konori

Sōta Tachibana

Wild Boy

Ayano Hasegawa

Big G/Takeshi "Gian" Gōda

Manabu Yuuki

Super Phoenix