1girl, arm_up, back, bare_arms, bare_back, bare_shoulders, blush, breasts, bucket, drying, drying_hair, fence, from_side, green_eyes, hair_between_eyes, hair_bun, hand_on_own_head, lamp, long_hair, looking_at_viewer, looking_to_the_side, medium_breasts, mookyuu9, naked_towel, night, night_sky, onsen, original, outdoors, parted_lips, rock, sidelocks, single_hair_bun, sitting, sky, solo, star_(sky), starry_sky, steam, thighs, towel, water, wet, wet_hair, white_towel, wooden_bucket, wooden_fence