2girls, absurdres, animal_ears, brown_hair, chair, cookie, desk, eye_contact, food, gift_bag, green_eyes, green_hair, hair_ornament, hairband, hairclip, highres, holding_hands, horse_ears, horse_girl, horse_tail, indoors, long_sleeves, looking_at_another, looking_at_viewer, multiple_girls, nishino_flower_(umamusume), open_mouth, purple_skirt, sailor_collar, school_chair, school_desk, school_uniform, seiun_sky_(umamusume), short_hair, sitting, skirt, smile, sodemaru_unagi, tail, tracen_school_uniform, twitter_username, umamusume, valentine, window, yuri