Then as a term of making peace with Hideyoshi, he made his second son, Ogimaru (later he was known as Hideyasu YUKI), adopted by Hideyoshi and sent Ogimaru to Osaka.
そして秀吉との講和条件として、次男の於義丸（後の結城秀康）を秀吉の養子とすることで大坂に送った。