3d, 6+girls, black_hair, blonde_hair, blue_hair, brown_eyes, green_eyes, green_hair, koikatsu_(medium), light_blue_hair, love_live!, multiple_girls, night, night_sky, orange_hair, original, pink_eyes, pool, purple_eyes, red_hair, school_swimsuit, shinytime, sky, swimsuit, water, water_gun, white_hair