!?, 1girl, animal_ears, band_uniform, brown_eyes, brown_hair, color_connection, cosplay, dated, ear_covers, euphonium, gloves, hair_color_connection, hibike!_euphonium, horse_ears, horse_girl, horse_tail, instrument, look-alike, nice_nature_(umamusume), nii_manabu, oumae_kumiko, oumae_kumiko_(cosplay), pink_background, short_hair, signature, simple_background, skirt, solo, standing, tail, twintails, umamusume, white_gloves, white_skirt