Sources

Sources

Official databases and museums

1. Bunka Isan Online: katana by Sa Yukihide of 1851
2. ColBase, Kyūshū National Museum: katana by Sa Yukihide (YF1)

NBTHK

1. NBTHK Sword Journal no. 789 (October 2022), kantei no. 3: katana by Sa Yukihide of 1870
2. NBTHK: 65th Jūyō Tōken designation (2020)

Studies

1. Markus Sesko, “Kantei 1: Sugata #6”
2. Markus Sesko, “Kantei 1: Sugata #7”

Dictionaries and encyclopaedias

1. 左行秀 (Sa Yukihide), Japanese Wikipedia
2. Kotobank: 左行秀 (Sa Yukihide), Nihon Jinmei Daijiten

Image credits

1. Katana signed 筑州住左行秀鍛之 (Chikushū jū Sa Yukihide kore o kitau), of 1851. Kyūshū National Museum (katana-1851.jpg)

   Kyūshū National Museum, via ColBase.

2. The tang on the signature side, 筑州住左行秀鍛之 (Chikushū jū Sa Yukihide kore o kitau) (katana-1851-mei.jpg)

   Kyūshū National Museum, via ColBase.

3. The tang on the side of the date and the client: 應小倉正治好 (Ogura Masaharu no konomi ni ōzu), “to the taste of Ogura Masaharu” (katana-1851-fecha.jpg)

   Kyūshū National Museum, via ColBase.