黒魔女さんが通る!!, lit. The Black Witch Appears!! is a Japanese children's novel series written by Ishizaki Hiroshi and illustrated by Fujita Kaori. The series was launched on Kodansha's Aoi Tori Denki imprint from 1980, releasing 15 volumes during its run. A television anime adaptation by Shin-Ei Animation began airing in Japan from April 4, 2012.
Whilst joining her friends in an occult session to find out which girl a boy likes, Kurotori 'Choco' Chiyoko attempts to summon the messenger of love, Cupid. However, due to having a stuffed nose at the time, she inadvertently summons a black witch named Gyubid, who decides to train Chiyoko to become a black witch herself.