Breathing techniques are a Demon Slayers' secret weapon in their fight against Demons. But what if Demons could use them too?

During the battle, Kaigaku repeatedly berated Zenitsu. This led many Demon Slayer fans to ask, “Why did Kaigaku hate Zenitsu?” Here is why Kaigaku hated Zenitsu in Demon Slayer. Kaigaku’s ...

Trained by the former Thunder Hashira - Jigoro Kuwajima, Zenitsu was destined for greatness and his growth as a Demon Slayer ...

Kaigaku is an important character in Demon Slayer, and you probably didn't even notice him. It will later transpire that he ...

Demon Slayer fans who have yet to read the manga and have only seen the anime often ask "Why did Jigoro Kuwajima commit seppuku?".

Although not as powerful as the other Upper Rank demons, Kaigaku was nevertheless a force of nature. That said, Kaigaku used to be Zenitsu's classmate, having studied together under Jigoro Kuwajima.