kagaya thought that the hashira's worked too much, so he let them have a day off and they decided to party, tengen brought genya with them bc hes sanemi's brother

Tengen and rengoku: drinking

Genya: talking to muichiro about stuff

Muichiro: listens to genya

Sanemi: he's drunk.

Obanai: he's drunk too.

Mitsuri: doing karaoke happily

Shinobu: doing karaoke

Giyuu: being emo