Wakizashi in Shirasaya with Koshirae(NBTHK Hozon Paper)
Signature : Oite Toto Kato Tsunatoshi (first generation)
Bunsei 3 Nen 11 gatsu Hi (November 1820)
Shinshinto: Josaku ranking: Musashi province.
The blade was polished.
Habaki : Gold foiled single habaki
Blade length : 41.4 cm or 16.29 inches.
Sori : 1.3 cm or 0.51 inches.
Mekugi : 1
Width at the hamachi : 2.84 cm or 1.11 inches.
Width at the Kissaki : 1.82 cm or 0.71 inches.
Kasane : 0.61 cm or 0.24 inches.
Era : Edo period. November 1820.
Shape : The blade is regular size with deep sori and longer kisakki nice looking shape.
Jitetsu : Koitame had well grained with jinie attach like Muji style beautiful texture.
Hamon : From the Hamachi, Konie deki suguha and then guome midair oogunome and Toranba hamon with thick and deep nioikuchi.
boshi is also same round shape hamon.
Special feature : Chounsai Tsunatoshi the First forged this wakizashi.
Born Kato Hachiro in Dewa province, present Yamagata pref.
As the Third son of Izumi (No) Kami Kunihide in 1798, learned under Suishinshi Masahide.
Kato Tsunahide, known as its excellent Toran-ba hamon was Tsunatoshi’s elder brother.
Tsunehide moved to Osaka from Edo and learned under Suzuki Harukuni.
After that Tsunahide went to Kyushu Island and forged sword at Kumamoto.
Around 1823, he lived a house of the Uesugi family at Azabu in Edo.
He passed away in 1863, aged 66.
This blade is fantastic Doranba hamon without faults.
Tsuba : Round shape wild geese sukashi tsuba.
fuchikashira : On the syakudo plate, waves are engrabedwith splashes Oomori school.
Menuki : On the silver plate, a horse is engraved with gold color.
Kozuka : On the syakudo plate, waves are engrabedwith splashes Oomori school.
Kogatana : Yamagami Jyu Fujiwara Kanetomo.
Kogai : On the syakudo plate, waves are engrabedwith splashes Oomori school.
The signature is mentioned as Oomori Eisyu. not guarantee.
Saya : Kaeragi skin’s saya.
NBTHK Hozon Paper
Aoi Art estimation paper : whole Oshigata.