1girl, bikini, cosplay, dated, feet_out_of_frame, flat_chest, hair_bobbles, hair_ornament, houston_(kancolle), houston_(kancolle)_(cosplay), kantai_collection, loli, maru_(marg0613), midriff, navel, one-hour_drawing_challenge, pink_eyes, pink_hair, purple_bikini, sazanami_(kancolle), short_hair, simple_background, solo, swimsuit, twintails, twitter_username, white_background