Comprehensive Comic: Master Sixteen's Dimensional Journey

What will happen when the big demon king of problem children, both good and evil, returns to Izayoi and is bound to a system one day and goes to other worlds? Demon Slayer: Kimetsu no Yaiba is in progress... It's not a soul travel, the original version is a journey back to the Izayoi dimension. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.