AS25547 Katana： Tairyusai Sokan Saku(NBTHK Tokubetsu Hozon Token)

Ordering number:AS25547

Katana in Shirasaya with Koshirae (NBTHK Tokubetsu Hozon Token)

Signature: Tairyusai Sokan Saku
Dated: October, Bunkyū 2 (1862)
泰龍斎宗寛造之
文久二年十月日

We divide 4 sections for each sword as Saijyo Saku, Jyojyo Saku, Jyo Saku and Regular Saku.
This sword is ranked as Jyojyo Saku for the smith Tairyusai Sokan.
Habaki: Gold foil single-layered
Blade Length: 72.9 cm (28.70 in)
Curvature: 1.7 cm (0.67 in)
Mekugi Hole: 1
Width at Base (Motohaba): 3.2 cm (1.26 in)
Width at Tip (Sakihaba): 2.37 cm (0.93 in)
Thickness of rim (Kasane): 0.79 cm (0.31 in)
Sword Weight: 900 g
Shape: The blade has a wide body with a thick kasane, mitsu-mune, and relatively deep curvature. The kissaki is slightly extended. Some areas of the original ha (unsharpened section) remain, indicating that the blade is well-preserved.
Jigane: Ko-nie deki with well-forged steel.
Hamon: Nie deki with a well-formed gunome-midare pattern. This is a characteristic hamon style of Tairyusai Sokan.

Features: Tairyusai Sokan’s works are known for having slightly compressed hamon with consistent heads, and additional utsuri appearing in the upper areas of the blade.

Koshirae:
Tsuba: Iron tsuba in octagonal shape, decorated with a dragon motif in silver.
Fuchi: Iron base with floral designs.
Kashira: Iron base with engraved pattern.
Saya (Scabbard): Bluish lacquered saya with spiral design. Inro-style carved saya.
Menuki: Horse motif.

NBTHK Tokubetsu Hozon Token
Aoi Art estimation paper
Whole Oshigata