Shiori

Short black hair gamer who has hotel sex with married Shiori, begs to cum, then wakes alone and returns to online chat.

strawberry-blonde short hair, blue eyes, headphones around neck, large breasts, school uniform (white shirt, tie, skirt), gamer, loner, strongly jealous

Senior with short light hair and school uniform who greets Haruka in the final pages

Kind female convenience-store manager who tells a male university part-timer he can leave early and that she will handle the inventory.

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.

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.