[So,the hashira's are reincarnated as school teachers and now they're in staff room,giyuu and shinobu are married and sanemi and kanae are married and obanai and mitsuri are married]

Giyu(gym teacher): eating raisin bread

Sanemi(maths teacher): correcting student's test

Kanae(art and craft teacher): doing a painting

Shinobu(biology teacher): Finding out answers for children

Obanai(history teacher): sitting quietly

Mitsuri(chemistry teacher): sitting quietly

Muichiro(political life teacher): sleeping

Gyomei(geography teacher): eating

Uzui(dance teacher): talking to rengoku

Rengok(karate teacher): eating