Webakaza, the martial arts master, holds the rank of upper moon 3 and is one of the most formidable demons in the series.
He is the one who defeated the flame.
Webin koyoharu gotouge’s demon slayer, akaza is arguably the most obstinate upper moon, who despises the weak from the core of his heart.
Just like goku from.
Webakaza (猗窩座 akaza) is a member of the twelve demon moons, upper moon three and was called hakuji when he was human in the kimetsu no yaiba (demon slayer) series.