Kengan Ashura
ケンガンアシュラ (original)
Ohma Tokita enters a hidden world where corporate disputes are settled in brutal gladiator bouts. Forget the money, he just wants to fight -- and win.
Starring
Watch "Kengan Ashura" on Netflix released in 2019. It's a animation and action & adventure show, and has a rating of 8 out of 10 from Imdb which is usually fine for this kind of show.