Tanto in Shirasaya (NBTHK Tokubetsu Hozon paper)
Signature : Mumei(Naoe Shizu)
(We divide 4 sections for each sword as Saijyo saku, Jyojyo saku
Jyo saku and regular saki)This sword belongs to Saijo saku ranking.
The blade was polished by high ranking polisher.
Habaki : double gold foiled Habaki.
Blade length : 29.0 cm or 11.41 inches.
Sori : 0.1 cm or 0.03 inches.
Mekugi : 1
Width at the hamachi : 2.75 cm or 1.08 inches.
Kasane : 0.49 cm or 0.19 inches.
Era : Nanbokucho period.
Shape: Wide and thin Mitsumume Hirauchi Wakizashi.
Jitetsu: Itame Hada well grained with Jinie attached. There Chikei.
Hamon: Nie Deki, Notare and Gunome Midare mix.
Boshi is round shape with deep Nioikuchi.
Special feature : It is the accepted view that Kaneuji, one of a ten brilliant pupils of
Masamune was the founder of Naoe-Shizu school. Kaneuji worked at Shizu in Mino province.
He and his followers moved to Naoe in the Nambokucho period. Representative
swordsmiths were Kaneuji, Kanetsugu, Kanetomo and Kanenobu but their signed pieces are extremely rare.
This blade is very nice quality Soshu Den Jigane with high rank polishing.
This is masterpiece of Koto Soshu Den blade.
We recommend this Tanto very much.
Dr. Kunzan wrote that this blade is Sa-Kunihiro on the Shirasaya.
But the NBTHK judged as Naoeshizu.
We think that this blade is Naoeshizu. But this Jigane has common with Sa Kunihoro.
NBTHK Tokubetsu Hozon paper.
Aoi Art estimation paper : whole Oshigata.