What is "inugami"

n. A "''dog god/spirit''"; a guardian dog spirit; a attendant spirit or a familiar spirit

Japanese folklore describes Inugami as zoomorphic, or anthropomorphic, dog-like beings, often similar to werewolves. They are also said to be masters of black magic.

is a manga series by Masaya Hokazono about a boy who finds an inugami, a dog god of the Japanese mythology.