The sixth year of Hōei. In the sixth year of the reign of Tokugawa Ienobu (Hiroyuki Mikawa), the sixth shogun, Kayo (Yumi Nakano), a maid in the O-oku (inner sanctum) of Edo Castle, was beaten. The incident is buried in the dark, and the closet where Kayo was beaten becomes an "unopened room. One day, after four years had passed, Echizen no Mori (Toshihiko Oda), on a hawking trip with Ienobu, presented Ienobu with a beautiful tattoo of Oma (Maya Kitami) on his back. Ienobu is overjoyed and becomes completely captivated by O-Man's body...
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| Directing | Yukihiko Kondo | Director |
| Writing | Keiji Kubota | Screenplay |
| Directing | Akira Momoi | Assistant Director |
| Sound | Taichiro Kosugi | Original Music Composer |
| Camera | Yonezō Maeda | Director of Photography |
| Lighting | Fumio Matsushita | Lighting Director |
| Sound | Koshiro Jinbo | Sound Recordist |
| Art | Natsuo Kawafune | Art Direction |
| Editing | Jun Nabeshima | Editor |
| Camera | 井本俊康 | Still Photographer |
| Production | Ryoji Ito | Executive Producer |
