Japanese Sword Online Museum

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Tanto: Gassan Minamoto Sadakazu Kokuin

Ordering number : 15639

Tanto in Shirasaya, with Koshirae.(NBTHK Hozon paper)

Signature : Gassan Minamoto Sadakazu Kokuin
Keio 3 nen 11 gatsu Hi (November 1867)

The blade was polished by high ranking polisher.
Habaki: Silver single Habaki.
Blade length : 22.4 cm or 8.81 inches.
Sori : 0 cm or 0 inches.
Mekugi : 1
Width at the hamachi : 2.6 cm or 1.02 inches.
Kasane : 0.75 cm or 0.29 inches.
Era : Edo period.
Shape : Rather wide 0.75cm, thick healthy Tanto.
Jitetsu : Itame Hada well grained with Jinie attached. There are Chikei.
The Masame Hada is uniform. This is typical Jigane.
Hamon : Suguha Deki with Ko-Ashi and Uchinoke.

Special feature : Gassan Minamoto Sadakazu is an adopted son of Gassan Sadayoshi
who lived at Osaka. He called Yagoro. He was born in 1836
at Hikone in Koshu province, present Shiga pref.
Gassan swrod smiths started from Kamakura period at Dewa koku Gassan.
According to tradition, Kioumaru is condidered to be the original patriarch.
Kioumaru lived in a holy pace of Dewa koku Gassan.
From the Kamakura period to late Murokachi period, they called "Ko-Gassan".
Late Edo period, Gassan Sadayoshi moved Osaka.
His adopted son (first generation of Sadakatsu) restore the Ayasugihada
which is characteristic Gassan blade.
Sadakazu started to learn when he was eleven years old.
He was approved as a Teishitsu-gigeiin,
a Craftman to the Imperial Household in 1906 and received a command to make
a gunto for the Emperor Meiji in the next year. Sadakazu passed away in 1918, aged 73.
This balde has so nice Masame Hada.
We recommend this Tanto very much.

An Imperial Household Artist (Teishitsu Gigeiin) was an artist
who was officially appointed by the Imperial Household Ministry to create works
of art for the Tokyo Imperial Palace and other imperial residences.
The system came into being during the Meiji era in 1890 and was discontinued
after the end of World War II. Most pieces of work cannot
be seen in public except in the Museum of the Imperial Collections,
as well as occasional pieces in the Tokyo National Museum.
(Source: Wikipedia)

Koshirae : Aikuchi Koshirae.
Fuchikashira : Black horn.
Saya : Black Roiro Saya.
Menuki : Hotei god is engraved. Gold solid??

NBTHK Hozon paper
Aoi Art estimation paper : whole Oshigata.

Price : 950,000 JPY- (including shipping and 100% insurance fee)