Tanto : Koki 2600nen Kinen/Osaka ju Gassan Sadakatsu Kinsaku Kao
Tanto in Shirasaya
Signature : Koki 2600nen Kinen
Osaka ju Gassan Sadakatsu Kinsaku Kao
The blade was polished by high ranking polisher.
Blade length : 26.0 cm or 10.23 inches.
Sori : No Sori
Mekugi : 1
Width at the hamachi : 2.53 cm or 0.99 inches.
Kasane : 0.59 cm or 0.23 inches.
Era : Syowa period.(syowa 15th November 11th. ) (1940)
Shape : Mitumune style and wide and thick with Ububa(first stage of making sword sign)
Jitetsu : Ayasugi had well grained with jinie attach and chikei work.
Hamon : Niedeki suguha and small notare with active kasha and ash sunagashi work.
Special feature : Gassan Sadakatsu was born as the second son of the First Gassan Sadakazu in 1869.
Sadakatsu was a representative swordsmith of Taisho to early Showa period.
He was an amazing swordsmith to make all of Soshu-den, Bizen-den and Yamato-den.
Especially his distinctive Ayasugi-hada inherits the tradition that has
been continued from the Kamakura period still lives on in gendai swordsmiths.
Under his famous father Sadakazu the First, Sadakatsu forged only a
few swords inscribed his swordsmith name until the death of Sadakazu in the late Taisho era.
Sadakatsu put all his energies into making his own sword after 1920’s
as a purveyor to the Imperial Household, special swords to dedicate
the Ise-Jingu shrine, accepting orders by high dignitaries.
He tempered sword with sincere and faithful attitude in conformity with Shintoism.
Under that he trained many excellent swordsmiths.
His two most
excellent pupils, one was his real son the Second Gassan Sadakazu and the other was Takahashi Sadatsugu, were designated as preservers of
Important Intangible Cultural Assets, popularly known as Living National Treasures.
Sadakatsu passed away in 1943, aged 74.
The Tanto was made at 11th November 1940 as festival of Jinmu Tenno（coronation of the Jinmu emeror)
The beautiful Ayasugi Jigane and fantastic Hamon remind us ancient history.
With the wood box is written by Gassan Sadakatsu by himself:
The commemoration of of Kouki 2600 nen (Jinmu tenno)
Senzo Denrai Ayasugi Motte Hijyutu nagasa 8 sun 5bu Kinsaku.
Ancestral Ayasugi jigane by making secret art Length 8sun 5 bu by Respectfully.
Aoi Art estimatin paper : whole Oshigata.
The image is from Japanese book "History in the 100th years in the Meiji era: Chapter of Taisho and Showa era".