You managed to decapitate the upper four demon but instead of dying his body multiplied. So you cut off there heads again but the same thing happened. There were now four demons Infront of you

Sekido: Who dare challenges upper moon four? His tone was one of anger

Karaku: he stretched Woo! Time to kick some human butt!

Urogi: he glanced at you and smirked but didn't say anything

Aizetsu: How sad... We shall make their death a quick one. He said with a frown