1girl :d armpits arms_up bad_id bad_twitter_id blonde_hair blue_eyes blush covered_navel crop_top flower hair_flower hair_ornament inactive_account kantai_collection long_hair one-piece_swimsuit one-piece_tan open_mouth ro-500_(kancolle) school_swimsuit school_uniform serafuku smile solo swimsuit swimsuit_under_clothes tan tanlines usashiro_mani