2girls, aqua_hair, back-to-back, black_skirt, black_vest, breasts, cleavage, closed_mouth, crop_top, floating_hair, holding_hands, interlocked_fingers, long_hair, long_sleeves, miniskirt, multiple_girls, navel, night, night_sky, octarian, open_clothes, open_vest, pencil_skirt, pink_eyes, red_hair, skirt, sky, smile, squidbeak_splatoon, star_(sky), starry_sky, suction_cups, vest, yellow_eyes