The NTHK attributed the blade to the Kuninori working in the Keicho period (1596-1615). According to their opinion this would be the Nidai Kanenori.

Courtesy of Sesko’s Swordsmiths A-Z: KANENORI (兼則), 2nd gen., Keichō (慶長, 1596- 1615), Mino/Echizen – “Kanenori” (兼則), “Echizen no Kuni-jū Kanenori” (越前 国住兼則), “Echizen no Kuni Kanenori Sekigahara go-jin kore o saku” (越前国 兼則関ケ原 御陣作之, “made by Echizen Kanenori in a field camp at the Battle of Sekigahara”), “Echizen Ichijō-jū Kanenori” (越前一 乗兼則), he lived in Ichijōdani (一乗谷) in Echizen province but came originally from Mino, it is said that he was the son of the Kanenori who moved around Tenbun (天文, 1532-1555) to Echigo, he succeeded as 2nd gen. of this line and was the older brother of the 1st gen. Shinpachi Kanenori (新八包則)

Courtesy of Fujishiros:         

Higo no Daijo Kanenori. was the son of Echizen Kanenori. He like carving bo-hi as seen on this example. Fujishiro rates this smiths work at Josaku. Simply being listed in Fujishiro’s or rated by him puts the smith in a collecting category far above so many smiths who did not make the cut.

$2550 plus S/H