Although there were many families who were identified as being descendants of the Kusuniki clan, it was not possible to confirm whether they were direct descendants, even when the state power of the Meiji government was used.
しかし、明治政府の国家権力を以てしても、楠木氏末裔を称する氏族は数多いものの、楠木氏の直系の子孫を確認する事はできなかった。