2girls, d, ahoge, animal_ears, ass, black_skirt, blush, braid, brown_eyes, brown_hair, chair, collared_shirt, cowboy_shot, dutch_angle, from_behind, green_ribbon, hair_ribbon, horse_ears, horse_girl, indoors, kitasan_black_(umamusume), long_hair, long_sleeves, looking_at_viewer, medium_hair, multicolored_hair, multiple_girls, nakahira_guy, necktie, office_chair, office_lady, open_mouth, pencil_skirt, red_eyes, red_necktie, ribbon, satono_diamond_(umamusume), shirt, sitting, skirt, smile, standing, streaked_hair, swivel_chair, teeth, umamusume, upper_teeth_only, very_long_hair, white_hair, white_shirt