The Invincible Swordsman - Ryoma Sakamoto!? S01 E04

Ayahi Takagaki (as Tobio Fūma (voice)) Mikako Komatsu (as Isami Tatewaki (voice)) Toshihiko Seki (as Gekisōmaru (voice)) Daisuke Sakaguchi (as Hishōmaru (voice)) Junji Majima (as Sensuimaru (voice)) Kazuyuki Okitsu (as Kenzan (voice)) Kohsuke Toriumi (as Jinbu (voice)) Hiroki Yasumoto (as Ganoh (voice)) Toshiyuki Morikawa (as Optimus Prime (voice))

japan time travel mecha based on cartoon based on toy transforming robot alternate timeline feudal japan anime super robot original video animation (ova)