1girl, 2023, black_footwear, black_skirt, black_socks, blue_eyes, border, dated, dress_shirt, girls_und_panzer, golshi's_first_place_pose, grey_hair, grey_shirt, happy_birthday, horse_pose, itsumi_erika, kamishima_kanon, kneehighs, kuromorimine_school_uniform, loafers, long_sleeves, looking_at_viewer, miniskirt, pleated_skirt, school_uniform, shirt, shoes, skirt, socks, solo, standing, standing_on_one_leg, trait_connection, umamusume, white_border, wing_collar