1 Season
26 Episode
Intrigue in the Bakumatsu – Irohanihoheto - Season 1 Episode 15 The Secret Sword Resonates
- Year: 2007
- Country: Japan
- Genre: Animation, Drama, Sci-Fi & Fantasy, Mystery
- Studio: GyaO!
- Keyword: edo period, anime, bakumatsu
- Director: Junichi Miyashita, Shin Yoshida, Yasuyuki Suzuki
- Cast: Daisuke Namikawa, Rina Sato, Kazuhiko Inoue, Kohsuke Toriumi, Junichi Suwabe, Mie Sonozaki