Chachamaru

Chachamaru is a feline familiar that assists in Tamayo's medical research with Demon blood.

Appearance
Chachamaru is a small, tricolor calico cat with black, white and brown spots. He has big amber eyes. On his back, he wears a brown box with a syringe created by Tamayo with the purpose of collecting demons' blood. Around his neck, he wears a necklace with a paper talisman that was made and given by Yushiro, which he uses to hide with Yushiro´s Blood Demon Art.

Abilities and Powers

 * As a feline, it does not posses any magical powers. However, it does manage a spell of invisibility cast on it by Yushiro by meowing whenever it arrives to collect blood.

Trivia

 * They seem to like Tamayo, but find Yushiro annoying.