1girl, ?, balloon, black_headwear, blue_one-piece_swimsuit, blue_sailor_collar, blush, brown_eyes, covered_navel, full_body, ghost, grey_hair, hair_between_eyes, hat, holding, holding_balloon, jack-o'-lantern, long_hair, looking_at_viewer, neckerchief, one-piece_swimsuit, open_mouth, original, red_neckerchief, sailor_collar, school_swimsuit, school_uniform, serafuku, shirt, shoes, short_sleeves, simple_background, solo, spoken_question_mark, standing, swimsuit, swimsuit_under_clothes, uwabaki, very_long_hair, wacho_(nanto_wachou_ken), white_background, white_footwear, white_shirt, witch_hat