1girl, agnes_tachyon_(umamusume), ahoge, alternate_costume, animal_ears, barefoot, black_sweater, brand_name_imitation, brown_hair, casual, hair_between_eyes, head_tilt, holding, holding_test_tube, hood, hooded_sweater, horse_ears, horse_girl, horse_tail, legs, looking_at_viewer, marvel, messy_hair, okitsugu, red_eyes, short_hair, simple_background, sitting, smile, solo, sweater, tail, test_tube, toes, umamusume, white_background