Ordering number:24703
Katana in Shirasaya (NBTHK Tokubetsu Hozon Token)
Signature: Mumei (Mihara Masanobu, late Nanbokucho to Oei period)
(We divide 4 sections for each sword as Saijyo Saku, Jyojyo Saku, Jyo Saku and Regular Saku)
This work is ranked as Jyojyo Saku for a mumei (Mihara Masanobu).
Habaki: Gold Foil Double
Blade Length: 70.3 cm (27.68 in)
Curvature: 1.8 cm (0.71 in)
Mekugi Hole: 1
Width at Base: 2.9 cm (1.14 in)
Width at Tip: 1.97 cm (0.78 in)
Thickness: 0.63 cm (0.25 in)
Sword Weight: 680 g
Era: Late Nanbokucho Period
Shape: wide and thick O-suriage blade with long kissaki.
Jigane: fine Ko-itame hada with Bo-Usuri
Hamon: Niedeki bright suguha. Boshi is Yakizume.
Features: The Mihara was a school of swordsmiths that flourished in the Bingo period from the end of the Kamakura period to the Muromachi period, and Masanobu was active during the late Nanbokucho period, the late 14th century.
There were many manors of temples and shrines of Nara in Bingo, and swordsmiths migrated from Yamato to Bingo. This work shows the characteristics of Yamato-den, such as the wide Shinogi-ji and the Masa lines of the Shonogi-ji.
NBTHK Tokubetsu Hozon Paper
Aoi Art estimation paper
Whole Oshigata