Their rank:
Upper 6 - Shinobu (Please don't say that she should be lowermoon demon. I can see that she's power enough to be uppermoon.. I hope yall understand)
Upper 5 - Tengen
Upper 4 - Mitsuri, Rengoku
Upper 3 - Giyuu, Muichiro
Upper 2 - Obanai, Sanemi
(Yes they share rank cuz why not👆)
Upper 1 - Gyomei