1boy, 1girl, animal_ears, atago_(azur_lane), azur_lane, black_hair, blush, breasts, brown_eyes, collarbone, completely_nude, dog_ears, extra_ears, hetero, highres, large_breasts, long_hair, mixed-sex_bathing, navel, nipples, nude, one_eye_closed, onsen, satou_aji, sex, sex_from_behind, shared_bathing, smile, thighs, wet