Saibara

Short light-haired senior who helps Haruka after her fall, is called a gorilla by her, repeatedly turns her down, then stops her corridor seduction and eventually kisses her.

Long black hair, large breasts, wearing school uniform, frequently appears in sexual scenes

Short-black-haired stepbrother with glasses. Has intense sex with Suzu, creampies her, then leaves for school in uniform the next morning.

Long light/silver-blonde hair with clips, large breasts, golden pubic hair; fully nude during intense cowgirl sex with cousin Daiichi, then lace lingerie; sexually forward exchange student who demands creampie and asks if he loves her.

Convenience-store manager who, on the shop floor, angrily rebukes her night part-timer over their prior hotel sex and who started the affair first.

Male PE teacher who checks on Asahina, is pulled into kissing and explicit sex with her in the student council room despite protests, then collapses exhausted after creampie.