2girls, all_fours, black_skirt, black_socks, blue_bow, blue_bowtie, blue_hair, bow, bowtie, covered_face, dress_shirt, dripping, facing_another, film_grain, grey_background, hair_spread_out, knee_up, kotonoha_akane, kotonoha_aoi, liquid, long_hair, lying, multiple_girls, on_back, on_floor, one_side_up, pinned, pleated_skirt, red_bow, red_bowtie, red_hair, red_socks, school_uniform, shirt, siblings, sidelocks, sisters, skirt, socks, toriniku29, voiceroid