Since the Edo periods of Japan, gladiator arenas exist in certain areas. In these arenas, wealthy business owners and merchants hire gladiators to fight in unarmed combat where winner takes all. Toki Taouma, nicknamed "Ashura," joins these arenas and devastates his opponents. His spectacular ability to crush his enemies catches the attention of the big business owners, including the Nogi Group chairman, Nogi Hideki.

Type: ONA
Episodes: Unknown
Status: Finished Airing
Aired: Jul 31, 2019
Producers: Studio Hibari, Shogakukan
Licensors: Ponycan USA
Studios: Larx Entertainment
Source: Web manga
Genres: Action, Martial Arts
Duration: Unknown
Rating: R - 17+ (violence & profanity)

Director: Seiji Kishi (the Yuuki Yuuna wa Yuusha de Aru series)
Series Composition: Makoto Uezu (the Ansatsu Kyoushitsu (TV) series)
Character Design: Kazuaki Morita (Danganronpa: Kibou no Gakuen to Zetsubou no Koukousei The Animation)
Music: Yasuharu Takanashi (Killing Bites)
Studio: Larx Entertainment

Ouma Tokita: Tatsuhisa Suzuki (Nanatsu no Taizai)
Kazuo Yamashita: Cho (One Piece)
Hideki Nogi: Jouji Nakata (Fate/Zero)
Kaede Akiyama: Yumi Uchiyama (Binbougami ga!)
Rihito (Ichirou Nakata): Hayato Kaneko (Hatsukoi Monster)
Jun Sekibayashi: Tetsu Inada (Kobato.)
Cosmo Imai: Junya Enoki (Tsukumogami Kashimasu)
Setsuna Kiryuu: Daisuke Namikawa (Yume Oukoku to Nemureru 100-nin no Ouji-sama: Short Stories)