Attributed on the registration document and on the sayagaki to Kaneshige (Kinju). The smith is said to have been one of the pupils of Masamune. He is believed to have been a priest of the Kiyosenji temple in Echizen. He went to Mino around 1330-40 to establish the Seki School there. The o-itame nagare grain and hamon of notare with gunome in this blade are characteristic of his work.