1girl, black_sailor_collar, brown_eyes, brown_hair, eyebrows_visible_through_hair, looking_at_viewer, low_ponytail, one-hour_drawing_challenge, ponytail, remodel_(kantai_collection), sailor_collar, salute, school_uniform, serafuku, short_hair, short_ponytail, short_sleeves, smile, solo, twitter_username, upper_body