2girls, absurdres, agnes_tachyon_(umamusume), ahoge, air_shakur_(umamusume), animal_ears, black_hair, black_tea, book, brown_hair, chair, chemical_structure, cup, earrings, hair_between_eyes, head_rest, highres, holding, holding_test_tube, horse_ears, horse_girl, jewelry, long_bangs, multiple_girls, office_chair, on_chair, open_book, paper, purple_serafuku, purple_shirt, red_eyes, school_uniform, serafuku, shirt, short_hair, short_sleeves, siena_(moratoriummaga), single_earring, sitting, smile, sugar_cube, swivel_chair, table, tea, teacup, test_tube, tracen_school_uniform, umamusume