2girls, absurdres, agnes_tachyon_(umamusume), ahoge, animal_ears, black_necktie, black_shirt, brown_hair, chemical_structure, collared_shirt, crescent_moon, crossed_legs, earrings, grin, hair_between_eyes, highres, horse_ears, horse_girl, jewelry, lab_coat, long_sleeves, looking_at_viewer, moon, multicolored_hair, multiple_girls, necktie, red_eyes, shirt, short_hair, short_necktie, siena_(moratoriummaga), single_earring, sirius_symboli_(umamusume), sleeves_past_fingers, sleeves_past_wrists, smile, streaked_hair, sweater_vest, umamusume, white_hair, yellow_sweater_vest