After Aoi Shingo, the illegitimate son of Shogun Yoshimune has gained prominence as the finest swordsman in the land, he tries to lead a peaceful life with his mother far away from the seat of government in Edo. Not wanting to inconvenience his father anymore his plan is to stay away from the city and enjoy life like a normal man. Unfortunately for him, his past comes back to haunt him in the person of his mortal enemy, the one swordsman that is skillful enough to defeat him. This is the most perilous moment of Shingo's life as he must face his deadliest foe in a battle to the death!
Unfortunately the movie Shingo's Final Duel is not yet available on HBO Max.
| Directing | Sadatsugu Matsuda | Director |
| Writing | Matsutarō Kawaguchi | Original Story |
| Writing | Tatsuo Nogami | Screenplay |
| Sound | Chūji Kinoshita | Original Music Composer |
| Camera | Shintarō Kawasaki | Director of Photography |
| Lighting | Haruo Nakayama | Lighting Technician |
| Art | Taizô Kawashima | Art Direction |
| Sound | Kenjirō Tōjō | Sound Recordist |
| Editing | Katsumi Kawai | Editor |
