He and his men served with distinction in the Korean invasions under Hideyoshi and, after Hideyoshi's death, he began to support Tokugawa Ieyasu—apparently at the advice of Katakura Kojūrō.
Dia dan anak buahnya disajikan dengan perbedaan dalam invasi Korea di bawah Hideyoshi, dan setelah kematian Hideyoshi, ia mulai mendukung Tokugawa Ieyasu - tampaknya pada nasihat Katakura Kojūrō.