1girl, animal_ears, arm_strap, biwa_hayahide_(uchronia_architect)_(umamusume), biwa_hayahide_(umamusume), black_headwear, braid, braided_ponytail, breasts, closed_mouth, frilled_shirt, frills, glasses, hair_over_shoulder, hand_in_own_hair, hat, horse_ears, jewelry, long_hair, long_sleeves, looking_at_viewer, necklace, semi-rimless_eyewear, shirt, simple_background, single_braid, smile, solo, steampunk, tilted_headwear, top_hat, umamusume, under-rim_eyewear, unu_(unucence), upper_body, white_background, white_shirt, yellow_eyes