After that, she moved to Osaka Castle with Hideyoshi, and in 1585 she was awarded Jusanmi (Junior Third Rank) incidental to Hideyoshi's assignment to Kanpaku (chief adviser to the Emperor) and referred to as Kita no mandokoro.
その後、秀吉と共に大坂城に移り天正13年（1585年）、秀吉が関白に任官したことに伴い従三位に叙せられ、北政所と称する。