1girl, black_eyes, black_hair, blue_neckerchief, closed_mouth, echiru39, from_above, hand_up, indoors, knees_together_feet_apart, neckerchief, original, sailor_collar, school_uniform, serafuku, shoes, short_sleeves, sitting, sitting_on_stairs, socks, solo, stairs, uwabaki, white_footwear, white_sailor_collar, white_serafuku, white_socks