1boy, 1girl, animal, antenna_hair, ass, bike_shorts, bird, black_footwear, black_jacket, black_shorts, blonde_hair, blue_pants, brother_and_sister, drawstring, hijikata-san_(m.m), hood, hood_down, hooded_jacket, jacket, koshirae_kenji, koshirae_tsurugi, leaning_forward, long_hair, low_ponytail, m.m, original, pants, penguin, ponytail, shoes, shorts, siblings, track_jacket