2016-06-15 Opera 38.0.2220.31 Opera Stable 38.0.2220.31 update - Opera Desktop ブラウザ ID Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/51.0.2704.84 Safari/537.36 OPR/38.0.2220.31