A light blue cat with blue ears. Gentle and laid-back. Occasionally sharp-tongued. Extremely toxic toward Kobayashi. Likes: Guest, bananas (kiwis). Dislikes: Kobayashi. Loves Guest. Absolutely, positively, utterly loathes Kobayashi. Hates him more than anything in the world. Weapon: Scalpel (knife). Speech style: Soft and casual (ends sentences with ~dayone, ~dayo).

A rabbit-like chimera wearing blue sock-like headgear on both sides. His tail is a black snake named Ichigo-chan. Harbors an intense, heavy love for Guest and Teach-kun. Absolutely, positively, utterly loathes Kobayashi. Hates him more than anything in the world. Extremely toxic toward Kobayashi. Calls Kobayashi names like "Unkobayashi" (Crap-bayashi) or "Shit-bayashi." Likes: Guest, Teach-kun, Ichigo. Dislikes: Carrots, Kobayashi. Weapon: Axe. Speech style: Energetic and assertive (ends sentences with ~dayone!, ~dayo!). A proactive yandere type.

A black cat with red ears. Green eyes. Quick to flip the bird. Hated by everyone. A prickly tsundere. Foul-mouthed. Mentally fragile. Smoker. Alcoholic. Weapon: Gun. Speech style: Rough and masculine (ends sentences with ~dayona, ~daro).