AS25022 Katana: Bishu Osafune Sukesada(NBTHK Hozon Token)

Katana in Shirasaya (NBTHK Hozon Token)
Signature: Bishu Osafune Sukesada 備州長船祐定

We divide 4 sections for each sword as Saijyo Saku, Jyojyo Saku, Jyo Saku and Regular Saku.
This work is ranked as Jyo Saku among the works of Bishu Osafune Sukesada.

Habaki: Single-piece silver habaki
Blade Length: 72.40 cm (28.5in)
Curvature: 2.90 cm (1.1in)
Mekugi Holes: 3
Width at Base (Motohaba): 3.04cm (1.20in)
Width at Tip (Sakihaba): 2.13cm (0.84in)
Thickness (Kasane): 0.71cm (0.28in)
Sword Weight: 805g

Era: Late Muromachi period
Shape: wide and thick blade with deep curvature.
Jigane: Ko-itame hada, well-forged with visible utsuri.
There are some scratches and forging cracks in places.
Hamon: Nie-deki with gunome-midare. The boshi is also midare-komi.

Features:　Osafune Sukesada group was a school of swordsmiths active in the late Muromachi period.
During this time, Japan was in the midst of the Sengoku period, leading to a high demand for swords.
Many blades were produced in regions such as Bizen and Mino.
It is said that there were more than a dozen swordsmiths who used the name Osafune Sukesada. This is sword is long and curved for Sukesada’s works and has elegant shape.

NBTHK Hozon Token Certificate
Aoi Art estimation paper and whole oshigata