4girls, <o>_<o>, animal_ear_fluff, animal_ears, autumn_leaves, back, bangs, bathing, blonde_hair, breast_envy, breasts, cat_ears, cat_girl, cleavage, closed_eyes, closed_mouth, dog_ears, dog_girl, eyebrows_visible_through_hair, fox_ears, fox_girl, full_moon, green_eyes, green_hair, hair_between_eyes, hair_up, large_breasts, long_hair, looking_at_another, looking_at_viewer, looking_back, moon, multiple_girls, naked_towel, night, onsen, open_mouth, purple_hair, raccoon_ears, raccoon_girl, red_hair, rock, short_hair, smile, steam, towel, towel_on_head, water, wet