1girl, arms_behind_back, bad_twitter_id, bikini, breasts, fake_horns, feet_out_of_frame, grey_eyes, grey_hair, horned_headwear, horns, i-201_(kancolle), kagurazaka_mayu, kantai_collection, long_hair, low_twintails, one-hour_drawing_challenge, orange_bikini, print_bikini, small_breasts, solo, standing, swimsuit, twintails