1girl, alternate_costume, artist_logo, black_hair, black_one-piece_swimsuit, cowboy_shot, dated, from_behind, kanon_(kurogane_knights), kantai_collection, looking_at_viewer, looking_back, name_tag, one-hour_drawing_challenge, one-piece_swimsuit, purple_eyes, school_swimsuit, short_hair, shounan_(kancolle), simple_background, solo, standing, swimsuit, twintails, white_background