He took part in Hideyoshi 's campaigns in Korea , and in the Osaka campaigns .
Although Tokugawa Ieyasu and other Date allies were always suspicious of him , Date Masamune for the most part served the Tokugawa and Toyotomi loyally .
Toyotomi took part in Toyotomi 's campaigns in Korea , and in the Osaka campaigns .
Although Tokugawa Ieyasu and other Date allies were always suspicious of him , Date Masamune for the most part served the Tokugawa and Toyotomi loyally .