1girl, 3:, black_serafuku, blue_eyes, blue_neckwear, blush, breasts, closed_mouth, detached_sleeves, green_hair, hair_between_eyes, long_hair, looking_at_viewer, medium_breasts, neckerchief, ponytail, school_uniform, serafuku, simple_background, sleeveless, solo, twitter_username, upper_body, white_background