Japanese retail giant Seven & i Holdings Co. aims to increase its group sales 1.7-fold to over 30 trillion yen ($197 billion) by fiscal 2030, its president said Thursday, amid pressure to raise its corporate value following a renewed takeover bid from a Canadian rival. The new goal, presented by Ryuichi Isaka at an online briefing for investors, will be a huge jump from the 17.7 trillion yen it posted in sales in the year ended February. The operator of the Seven-Eleven convenience store chain will also expand its number of stores to 100,000 outlets in 30 countries and regions from the current…