Katana in Shirasaya(21th NBTHK Juyo paper)
Signature : Hizen Koku Kawachi kami Tooshi Masahiro(second Generation)
Sayagaki: 21th NBTHK Juyo Katana.
Hizen koku Kawachi Kami Toshi Masahiro.
10 characters long signature.
The most gorgeous Hamon in his blades.
This blade is powerful, valued and masterly workmanship.
blade length is 73.3cm by Mr. Tanobe in 2014.
(We divide 4 sections for each sword as Saijyo saku, Jyojyo saku
Jyo saku and regular saku)
This Hizen koku Kawachi tooshi Masahiro belongs to Saijyosaku ranking.
The blade was polished.
Blade length : 73.3cm or 28.85 inches.
Sori : 2.3cm or 0.90 inches.
Mekugi : 3
Width at the hamachi : 3.25cm or 1.27 inches.
Width at the Kissaki : 2.23cm or 0.87 inches.
Kasane : 0.78cm or 0.30 inches.
Era : Edo period.
Shape : There are bohi engraved both side of the blade. It is wide 3.25 cm and thick
with long kissaki. It is nice shape work.
Jitetsu : Koitame hada well grained with jinie attached. Chikei work is appearing.
It is moist and clear konuka hada.
Hamon : It is cumulonimbus like deep nioiguchi hamon with Ashi work appearing.
It is Nijyuba with sunagashi and kinsuji work.
Special feature : Kawachi Kami Masahiro is the son of first generation Kawachi daisho Masahiro.
His first signature was Hizen koku Musashi kami Fujiwara Masanaga.
Next he engraved signature Hishu Jyu Fujiwara Masahiro, Hizen koku Kawachi kami fuji Uji Masahiro
and Hizen kok uKawachi kami Fujiwara Masahiro. He signed this sword Hizen koku Kawachi kami Tooshi Masahiro.
He was born in Kanei 4th year and learned forging skill from his father but his skills goes beyond his father.
It is deep nioiguchi suguha with deep nioiguchi. The O-gunome midare
of his work is something that is admired by sword fans.
He has passed away at the age of 73.
21th NBTHK Juyo paper
Aoi Art estimation paper : whole Oshigata.