1girl, 3koma, animal, antenna_hair, arms_behind_back, bike_shorts, bird, black_shorts, blush, breasts, brown_hair, comic, emphasis_lines, flying_sweatdrops, green_eyes, groin, hijikata-san_(m.m), jacket, koshirae_tsurugi, long_hair, long_sleeves, low_ponytail, m.m, nose_blush, notice_lines, original, parted_lips, penguin, ponytail, shorts, sidelocks, small_breasts, smoke, track_jacket