1girl, arms_behind_back, black_hair, blue_sailor_collar, blue_skirt, brown_thighhighs, epaulettes, frown, green_eyes, green_hairband, hairband, hip_vent, kantai_collection, long_hair, looking_at_viewer, megakura_kinshi, necktie, one-hour_drawing_challenge, ooyodo_(kancolle), pleated_skirt, red_necktie, sailor_collar, school_uniform, semi-rimless_eyewear, serafuku, simple_background, skirt, solo, thighhighs, twitter_username, under-rim_eyewear, white_background