3girls, 4koma, d, o, bare_arms, bare_shoulders, blue_hair, blush, brown_eyes, brown_hair, closed_eyes, closed_mouth, clover_hair_ornament, comic, day, fence, four-leaf_clover_hair_ornament, hair_bun, hair_ornament, idolmaster, idolmaster_cinderella_girls, multiple_girls, naked_towel, ogata_chieri, onsen, outdoors, parted_lips, partially_submerged, red_eyes, sajo_yukimi, smile, squatting, steam, tachibana_arisu, towel, twintails, v-shaped_eyebrows, yukie_(kusaka_shi)