While he provided his men for the repairs of various castles by the Edo bakufu since 1640 and displayed his royalty to the Tokugawa, he also did not forget to pay his respect to the Toyotomi family as his lineage.
慶長9年（1604年）からの江戸幕府による諸城修築の動員に参加して忠勤に励む一方、豊臣家を主筋に立てることも忘れなかった。