1girl, bathroom, bathtub, blue_eyes, blurry, blurry_background, blush, bocchi_the_rock!, breasts, cowboy_shot, from_behind, gotoh_hitori, hair_between_eyes, long_bangs, long_hair, looking_at_viewer, looking_back, mirror, open_mouth, pink_hair, sasasa_r_23, solo, standing, underwear, undressing