Returning to Edo, Shusaku not only got promoted to 5 dan, but he was also made the official heir of Honinbo Shuwa, who was to become the head of the Honinbo house.
Po návratu do Edo, Šúsaku nejen že dostal 5. dan, ale byl oficiálně prohlášen dědicem Honinbó Šúwy, jenž se stal hlavou domu Honinbó.