AS22117 Katana:Mumei (judged as Den Nakajima Rai)(NBTHK Tokubetsu Hozon Token)

Ordering number: AS22117
Katana in Shirasaya(NBTHK Tokubetsu Hozon Token)

Signature: Mumei (judged as Den Nakajima Rai)
無銘（伝　中島来）

Chu-Koto: Jyo saku: Settsu
(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.
habaki: Gold foiled double habaki.
The blade was polished.
Blade length:68.8m or 27.08inches.
Sori:1.8 cm or 0.70inches.
Mekugi:2
Width at the hamachi:3.39cm or 1.33inches.
Width at the Kissaki:2.28 cm or 0.89inches.
Kasane:0.73cm or 0.28inches.
The weight of the sword:800grams
Era: The Shohei era, the Nambokucho period. around 1346
Shape: Osuriage Mumei. The blade is broad and thick with deep Sori and Bohi on the both sides.
Jigane: Itamehada mixed with Mokume-hada with Masahada.
Hamon: Koniedeki Suguha, Ashi and Ha come in softly. Boshi turns back round.

Special Feature: Nakajima Rai is very similar to the school of Rai Kunimitsu. Nakajima Rai seldom has signature on the Nakago, most work are judged from Mumei.

From Aoi Art: This work is very powerful with weight. Boshi has a part of Hakikake with deep Nioikuchi. Koitamehada is made very fine and elaborately with broadness. They are all characteristics of Nakajima Rai school. They were originally pupils of Rai Kunitoshi and kept their surname “Rai”. They moved from Kyoto to Nakajima in Settsu, that is why we call them Nakajima Rai.

NBTHK Tokubetsu Hozon Token paper
Aoi Art estimation paper: whole Oshigata　by　Ayaka Tsuruta