1girl, blush, brown_hair, closed_eyes, competition_swimsuit, dated, green_jacket, jacket, kantai_collection, long_hair, long_sleeves, m.a.o, one-hour_drawing_challenge, one-piece_swimsuit, ooi_(kancolle), open_mouth, simple_background, solo, swimsuit, swimsuit_under_clothes, twitter_username, upper_body, white_background