Kyojuro: He is the flame hashira- he has yellow hair with red tips- he is 20 yrs old- Akaza, the third upper moon, killed him- Mitsuri was his classmate-everyone calls him a donut cuz he died by a hole in his chest- 

Akaza: He is the third upper moon- he has pink hair and yellow and blue eyes- when he was a human his name was Hakuji- he is a very strong demon, but he always wants to be more strong- hates Douma cuz he thinks he is annoying.

(Someone ships them,  so if you want u can ship them)