Ordering number: 19053
Katana in Shirasaya (NBTHK Tokubetsu Hozon paper)
Signature: Mumei (Den Nakajima Rai)
(We divide 4 sections for each sword as Saijyo saku, Jyojyo saku Jyo saku and regular saku)
This sword belongs to ranking.
The blade was polished.
Habaki : Gold foiled double Habaki.
Blade length : 73.2 cm or 28.81 inches.
Sori :cm 0.97 or 0.38 inches.
Mekugi : 3
Width at the hamachi : 3.2 cm or 1.25 inches.
Width at the Kissaki : 2.37 cm or 0.93 inches.
Kasane : 0.73 cm or 0.28 inches.
Era : Nanbokucho period.
Shape : O-suriage Mumei Katana.
Bo-Hi on the both side of the blade.
Jigane : The mixture of Mokume Hada and Ko Itame Hada with Jinie attach.
The Jigane is clear.
Hamon : Ko Nie Deki, Suguha. The Habuchi is soft.
Special feature:Rai Kuninaga is a student of Rai Kunitoshi.
He has moved from Nakajima of Settsu province thus it is called Nakajimarai.
He has been active during Nanbukucho period.
The work is different of that of Nobukuni.
This piece is at first glance Rai Kunitoshi because of the fine Jigane and hamon.
The Ashi and Yo is excellent work. It is flawless nice work.e.
From Aoi Art: The blade is wide and thick.
Boshi is round. The Hamon is nice Suguha and bright.
It reminds of the morning mist.
NBTHK Tokubetsu Hozon Token
Aoi Art estimation paper: whole Oshigata.