1girl, ahoge, asymmetrical_one-piece_swimsuit, clothing_cutout, dated, flat_chest, frilled_one-piece_swimsuit, frilled_swimsuit, frills, green_one-piece_swimsuit, grey_eyes, grey_hair, hair_between_eyes, kantai_collection, kiyoshimo_(kancolle), loli, long_hair, looking_at_viewer, low_twintails, maru_(marg0613), navel_cutout, one-hour_drawing_challenge, one-piece_swimsuit, simple_background, single-shoulder_one-piece_swimsuit, smile, solo, swimsuit, twintails, twitter_username, very_long_hair, waving, white_background