Sources

Sources

NBTHK

1. NBTHK, Sword Journal no. 826 (November 2025), English translation: a tachi by Kuninaga

Official records and museums

1. Bunka Isan Online: 剣 銘国永 (ken, mei Kuninaga)

Encyclopaedias

1. Japanese Wikipedia: 五条国永 (Gojō Kuninaga)
2. Japanese Wikipedia: 鶴丸 (Tsurumaru)
3. Kotobank: 五条国永 (Gojō Kuninaga), in the Nihon Jinmei Daijiten

Scholars

1. Markus Sesko, “Kantei 4 – Yamashiro 4: the Gojō school”

Image credits

1. Tachi signed 国永 (Kuninaga), the one of the Date of Uwajima, an Important Art Object: the point, the base of the blade on both sides, with the suken, the bonji and the signature, and the whole blade. (tachi-uwajima.jpg)

   Photo: dealer outside Japan.