m.m, hijikata-san_(m.m), koshirae_tsurugi_(m.m), year_2024, 1girl, all_fours, animal, antenna_hair, ass, bike_shorts, bird, first_aid_kit, greyscale, jacket, lightning_bolt_symbol, long_hair, long_sleeves, low_ponytail, monochrome, penguin, ponytail, shadow, shoe_soles, shoes, simple_background, socks, speed_lines, track_jacket, trembling, white_background, highres, original