Masked avenger Kurama Tengu and his young sidekick try to stop a mysterious adversary from assassinating a group of young warriors who want to bring down the Shogunate...
Unfortunately the movie Kurama Tengu: Anonymous letter to Tengu is not yet available on HBO Max.
| Art | Kiyoshi Kawamura | Art Direction |
| Sound | Hiroshi Yoshizawa | Music |
| Directing | Tatsuo Ōsone | Director |
| Crew | Kiyoshi Kataoka | Cinematography |
| Writing | Jiro Osaragi | Original Story |
| Sound | Tadashi Manjome | Music |
| Production | Kōichirō Ogura | Producer |
| Production | Tadaoto Kainoshō | Researcher |
| Writing | Fuji Yahiro | Screenplay |
