1girl, :d, bottle, breasts, brown_hair, cloud, collarbone, cup, full_moon, hat, holding, holding_towel, large_breasts, looking_at_viewer, moon, night, night_sky, nipples, nude, onsen, open_mouth, outdoors, partially_submerged, pointy_ears, red_eyes, red_headwear, short_hair, sky, smile, solo, tokin_hat, towel, water, wet