Katana: Oite Efu Chounsai Tsunatoshi/Tenpo 12 nen 2 gatsu

Ordering number : 14614(consignment Sale)

Katana in Shirasaya, with Koshirae(NBTHK Tokubetsu Hozon paper)

Signature : Oite Efu Chounsai Tsunatoshi
Tenpo 12 nen 2 gatsu(February 1841)

The blade was polished
Blade length : 70.2 cm or 27.63 inches.
Sori : 1.7 cm or 0.66 inches.
Mekugi : 1
Width at the hamachi : 3.14 cm or 1.23 inches.
Width at the Kissaki : 2.185 cm or 0.86 inches.
Kasane : 0.87 cm or 0.34 inches.
Era : Late Edo period.
Shape : Wide and thick blade. There are Bohi on both side.
Jitetsu : Ko-Itame Hada well grained with Jinie attach.
Hamon : Ko-Nie deki and strong Nioi deki. gorgeous Choji Midare.
Soft Habuchi. Deep Nioikuchi. Boshi is Midarekomi style.

Special feature : Katou Cyousai Tsunatoshi is the third son of Katou Izuminokami Kunihide
He worked as a smith in Uesugi family, the owner of Dewa Yonezawa domain. Katou Tsunayoshi
Katou Tsunahide are his real brother. Both has studied douranba hamon
and Bizenden by Suishinshi Masahide in Edo.
Tsunahide leaves number of douranba pieces yet those are rather stern pieces and valued rather low quality
compared with Masahide. Some of his good pieces are BIzenden with gonome midair ha.
He has many students like koyama Munetsugu, Takahashi Naganobu and Seryuken Moritoshi and so on.
Especially he liked Seryuken Moritoshi personally.
His second generation Tsunatoshi went Suo province to study from Seryuken Moritoshi .
Both Tsunatoshi and Koyama munetsugu’s hamon is very similar.
some differences are mentioned following. Koyama Munetsugu’s boshi is midarekomi style,
on the other hand Tsunatoshi’s Gunome midair divided 2 prices clover style
and round shaped hamon(70%)boshi hamon.
This Tsunatoshi hamon is midarekomi boshi which is rare hamon.
The sword is wide and thick and long sword with healthy and good work.
At Edo period Tenpo era, there are many famous sword makers were trying to make nice sword.
So if you see the nice deki(hamon and jigane) ,the sword might be made at Tenpo era.

Koshirae :
Tsuba :On the round shape copper plate, engrave a lobster. Late Edo period.
Fuchikashira.:On the copper plate, lobster is engraved late Edo period.
Saya : black roar saya.
Menuki : :On the copper plate, lobster is engraved

NBTHK Tokubetsu Hozon paper.
Aoi Art estimation paper : whole Oshigata.

Price (credit card) : JPY 1,450,000-.
Price (bank transfer) : JPY 1,421,000-. (Would you please pay bank transfer fee.)
(including shipping and 100% insurance fee)



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