Ordering number: 19055
Katana in Shirasaya with Koshirae.(NBTHK Hozon Token)
Signature : Osaka Ju Gassan Sadakatsu Seitan Kore
Meiji 38 Nen Ro Senbotsu Kinen 71 Okina
(We divide 4 sections for each sword as Saijyo saku, Jyo-jyo saku Jyo saku and regular saku)
This sword belongs to Jyo Jyo saku ranking.
The blade was polished.
Habaki : silver single habaki.
Blade length : 68.2 cm or 26.8 inches.
Sori : 1.52 cm or 0.59 inches.
Mekugi : 1
Width at the hamachi : 2.49 cm or 0.98 inches.
Width at the Kissaki : 1.76 cm or 0.69inches.
Kasane : 0.68 cm or 0.26 inches.
The weight of the sword 490 grams.
Shape : narrow and thin blade. Bo-hi is engraved on both side. Deep sori
and longer kissaki
Jigane : Koitame-hada well grained Jinie attached beautiful and clear Jigane.
Hamon : Niedeki inversed Choji Midare like Aoe. Long Kinsuji work around
Hamachi of front side
Special feature:Sadakazu the First who went by the name of Yagoro was
born in 1836 at Hikone in Koshu Sukoashi mura village,
present Shiga pref. He became an adopted son of Gassan
lived at Osaka. 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.
Sadakazu’s second son, Sadakatsu was also a famous
swordsmith. Sadakatsu’s third son succeeded the name
Sadakazu as the Second was approved an important
intangible cultural assets known as Ningen-kokuho in the
Koshirae: Navi Gunto Koshirae. Samegawa
From Aoi Art: Gassan Sadakatsu was copied the inverted（sakasa) Choji-midare of Aoe style.
He used to make swords for army or navy general or high ranking officers.
According to the back mei, the blade was made at 71 years
of age memory of the passed away soldiers at Japan and Russia war.
This Aoe style sakasa Cyoji midair hamon and also kinsuzi
NBTHK Hozon Token
Aoi Art estimation paper: