The final part takes Shingo into a confrontation with his friend Yagyu Katsunoshin’s uncle in a duel that could change the destiny of Japan.
| Actor | Role |
|---|---|
| TTomoyuki KunihiroShingo Aoi | Shingo Aoi |
 Rino KataseBenten Kozo | Benten Kozo |
 Shun ŌideYoshimune Tokugawa | Yoshimune Tokugawa |
 Nobuko OtowaNarrator | Narrator |
 Kōji WadaJuzo Yagura | Juzo Yagura |
 Takanobu HozumiNot listed | Not listed |
| KKatsumi MunakataMuneharu Tokugawa | Muneharu Tokugawa |
 Nana OkadaNot listed | Not listed |