Ordering number: AS18089
Wakizashi in Shirasaya with Koshirae(NBTHK Tokubetsu Hozon paper)
Signature: Mumei (Rai Kuniyuki)
Koto: Saijo Saku: Yamashiro
(We divide 4 sections for each sword as Saijyo saku, Jyojyo saku Jyo saku and regular saku)
This sword belongs to Jyo Jyo Saku ranking.
The blade was polished by high ranking polisher.
Habaki : Copper double Habaki.
Blade length : 44.9 cm or 17.67 inches.
Sori : 1.0 cm or 0.39 inches.
Mekugi : 1
Width at the hamachi : 2.575 cm or 1.03 inches.
Width at the Kissaki : 2.11 cm or 0.83 inches.
Kasane : 0.55 cm or 0.21 inches.
Era : Middle Kamakura period. around 1259.
Shape : Osuriage Mumei Wakizashi.
There are Boshi on both sides of the blade.
The Kissaki is long.
Jigane : The mixture of Ko-Itame Hada and Mokume Hada
with thick Jinie. Thre are chikei and Utsuri.
Hamon : Nioideki, Suguha with Notare.
There are many Ashi. The Nioikuchi is thick and soft.
Special feature: Rai Kuniyuki is the founder of Rai school.
There are some blades with inscriptions.
The blade was made around Kougen era(1256-1257).
Tsuba: Shakudo Nanako Tsuba, paper crane and squid are engraved with gold and copper color.
Menuki:Horse and person are engraved with gold color.
Fuchi: Shakudo Nanako, Ume tree and Samurai are engraved with gold color.
Kashira: Black horn.
Saya: Black Roiro Saya.
Kozuka Kogatana: Shakudo Nanako, horses are engraved with gold color.
From Aoi Art: This Mumei blade was attributed as Rai Kuniyuki.
The Hamon is typical Kuniyuki work.
The Jigane and Hamon are so nice.
NBTHK Tokubetsu Hozon Paper
Aoi Art estimation paper: whole Oshigata.