1girl, black_serafuku, brown_eyes, brown_hair, cowboy_shot, crescent, crescent_pin, glasses, kantai_collection, kurano_kisuke, long_hair, looking_at_viewer, mochizuki_(kancolle), necktie, one-hour_drawing_challenge, red-framed_eyewear, school_uniform, serafuku, simple_background, sitting, solo, twitter_username, v_arms, white_background, white_necktie