DownfallstrikerX7
I'm still confused why you are looking for strength in a weak world like Demon Slayer among the many worlds in the Multiverse
DownfallstrikerX7:Sure it may be weak but he'll be able learn actual swordsmanship, which isn't kendo as that's a sport. Sports has rules and limits. Not only that breath style massively boosts a normal person strength just imagine what'd happen to him.