1girl, alternate_sleeve_length, black_hair, blue_hairband, blue_neckerchief, blue_sailor_collar, flower, hairband, hat, kantai_collection, long_hair, matsuwa_(kancolle), midriff, moti_coi, navel, neckerchief, one-hour_drawing_challenge, sailor_collar, sailor_hat, school_uniform, serafuku, short_sleeves, simple_background, solo, sunflower, upper_body, white_background, white_headwear