In order to save the Otaka-jo Castle in the Chita County (present Otaka, Midori Ward, Nagoya City), which had been trapped by the presence of the Oda side, he ordered Ieyasu TOKUGAWA and other commanders to take control of the forts of the Oda side located in the vicinity of Otaka.
織田方に身動きを封じられた同国知多郡大高城（名古屋市緑区(名古屋市)大高）を救うべく、大高周辺の織田方諸砦を徳川家康などに落とさせる。