Kino (キノ Kino) is a creature created from Rotigenberg miasma and the essence of Karlheinz and believes he is his illegitimate son.

Yamato Maya is a first-year student at Keiho Women's University and the drummer of Pastel*Palettes.

Rika Kawai (川井 リカ, Kawai Rika) is one of the main characters in Wonder Egg Priority. She is a girl who doesn't hesitate to say what's on her mind, even for people she has just met.

Yuma Mukami (無神 ユーマ Mukami Yūma), formerly known as Edgar (エドガー Edogā), is the third son of the Mukami household.