Many manga fans consider Fist Of The North Star one of the most influential series in the medium. Furthermore, the manga branched into several media, including anime TV series, live-action films, and video games. However, you may not have expected to see Kenshiro lead your next fitness class. Yet, surprisingly, the post-apocalyptic action series has its own fitness game on Switch, Fitness Boxing: Fist Of The North Star. Related: Anime Characters Who Play Video Games If you’ve played Imagineer’s previous Fitness Boxing titles, perhaps this Fist Of The North Star spinoff feels familiar. But what if you’re jabbing to the rhythm for the first time? We spent some classes training…