It is said that the bakufu was afraid that people who have been favored by the Toyotomi family would betray the bakufu, however, it would not apply to Nagamasa KURODA, who contributed to the victory of the Eastern Army at the Battle of Sekigahara.
豊臣家恩顧の者たちが豊臣方に寝返るのを恐れたといわれるが、関ヶ原の戦いで東軍勝利のために尽力した黒田長政に関してこれは当てはまらない。