Twelve Kizuki

Leader, Muzan Kitbushiji

Upper Demon 1, Kokushibo, Six Eyes.

Upper Demon 2, Chiaki and Doma.

Upper Demon 3, Akaza.

Upper Demon 4, Hantengu, Clone Demon.

Upper Demon 5, Gourd Demon.

Upper Demon 6, Daki and Gyuutaro, the demons that can only get killed if both their heads are cut at the same time.

The rest of the lower demon moons are dead.