2girls, apollo_(hu_maple), blush, brown_hair, covered_navel, drawing, love_live!, love_live!_nijigasaki_high_school_idol_club, multiple_girls, nakasu_kasumi, old_school_swimsuit, one-piece_swimsuit, open_mouth, pink_hair, red_eyes, school_swimsuit, short_hair, shower_(place), shower_head, swimsuit, tennouji_rina, wet, wet_clothes, wet_swimsuit, white_one-piece_swimsuit, yellow_eyes