1boy, 1girl, accidental pervert, blush, borrowed character, bra, breasts, brown eyes, brown hair, cowboy shot, doorway, dressing, embarrassed, from side, gym shorts, gym storeroom, gym uniform, hair ornament, hairclip, hisui (user zvkr2432), indoors, large breasts, navel, original, school uniform, short sleeves, shorts, sliding doors, sweatdrop, tsubasa (kureha), underwear, undressing, window