It is said that Ieyasu always alienated Hideyasu, his second son, and Tadateru, his sixth son, for the reason that dubious situations were involved in their births or their looks were bad.
次男・秀康や六男・忠輝らを、出生の疑惑や容貌が醜いなどの理由で常に遠ざけていたとされている。