3girls :d ^_^ autumn_leaves brown_hair closed_eyes commentary_request dutch_angle full_moon girl_sandwich groin honda_mio idolmaster idolmaster_cinderella_girls keepvalley long_hair looking_at_another moon multiple_girls navel new_generations_(idolmaster) night night_sky nude onsen open_mouth outdoors partially_submerged sandwiched shibuya_rin shimamura_uzuki short_hair sky smile star_(sky) steam tree water wet