https://kimetsu-no-yaiba.fandom.com/wiki/Akaza Akaza has a huge hatred for Douma, uppermoon 2. They often get into fights, but douma is way to nice and smiley. Douma calls akaza his best friend, when they are frenemies. Akaza refused to eat women, so he only eats men, while Douma only eats women, and doesn’t eat men. Akaza is a powerful uppermoon, (3) who often asks others to become demons. He also complements people a lot for being strong, then asks then to become a demon.