Horror of the Wolf (Japanese: 狼の紋章, Hepburn: Ōkami no monshō, lit.

'Crest of the Wolf') is a 1973 Japanese horror film directed by Masashi Matsumoto and produced by Toho.

[2][3] Based on the manga series Wolf Guy, the film's screenplay was co-written by Matsumoto with Jun Fukuda and Shirō Ishimori.

[2] It stars Taro Shigaki as Akira Inugami, a young man who transforms into a werewolf by night.

He develops a romance with a teacher while opposing a gang leader whose father, a member of the yakuza, murdered Akira's parents years before.