AS25018 Katana：Mumei (attributed to Katsuya Naohide)(NBTHK Hozon Token)

Ordering number:AS25018

Katana: In Koshirae (NBTHK Hozon Token)

Signature: Mumei (attributed to Katsuya Naohide)
無銘(勝弥直秀)

Shinshinto / Jyo Saku / Musashi
We divide 4 sections for each sword as Saijyo Saku, Jyojyo Saku, Jyo Saku and Regular Saku.
This blade is ranked as Jyo Saku for a work attributed to Katsuya Naohide.
Habaki: Single-layered copper (Suaka)
Blade Length: 69.4 cm (27.32 in)
Curvature: 1.3 cm (0.51 in)
Mekugi Hole: 2
Width at Base (Motohaba): 3.16 cm (1.24 in)
Width at Tip (Sakihaba): 2.14 cm (0.84 in)
Thickness of rim (Kasane): 0.71 cm (0.28 in)
Sword Weight: 730 grams
Era: Late Edo period
Shape:This is a suriage mumei blade with standard width and thickness.
It has a shinogi-ji, and the masame-hada on the shinogi-ji is clearly visible.
Jigane:Well-forged ko-itame hada is clearly visible.
Hamon:Nie-based gunome-midare with a bright and clear appearance.

Features:Shoji Katsuya Naohide was the son of Naokatsu and grandson of Taikei Naotane.
He lived in Shitaya, Edo.
Born in 1833 (Tenpo 4) and passed away on September 6, 1905 (Meiji 38) at the age of 73.
His works resemble those of his father Naokatsu and display high skill.

Koshirae:
Tsuba: Round iron tsuba with openwork carving of pine trees. Iron bones (tekotsu) are visible on the rim.
Fuchikashira: Iron base with engraved rabbit motif.
Saya (Scabbard): Glossy black lacquered saya (kuro roiro).
Menuki: Design of plants and feathers.

Aoi Art’s Comment:　There are a few minor edge chips (hakoré) visible on this blade.
Additionally, there is a flaw on the mune about 5 cm from the kissaki.

NBTHK Hozon Token
Aoi Art estimation paper
Whole Oshigata