In 1638, he changed his territory to Matsue in Izumo with an additional properties of 186,000 koku (and also governed 14,000 koku in Oki Province on behalf of someone else), and became kokushu (kokushu daimyo, a rank of territorial load in Edo period).
寛永15年（1638年）には出雲松江18万6,000石（及び隠岐国1万4,000石を代理統治）へ加増移封され、国主となった。