Detailed description of the katana [higo-no-kami kuniyasu] (sintou jou-saku) (oh wazamono) (collaboration)
[kawachi-no-kami kunisuke] (3 generation)

NBTHK Hozon

No.2510-1015

in shirasaya with koshirae

Blade length(HA-CHOU)	68.8cm ( 2 Syaku 2 Sun 7 Bu)
Curvature(SORI)	0.8cm
Width at the hamachi(MOTO-HABA)	3.24cm
Thickness at the Moto Kasane	0.71cm
Thickness at the Shinogi	0.74cm
Width at the kissaki (SAKI_HABA)	2.24cm
Thickness at the Saki kasane	0.50cm
Nakago	UBU (Ward Feed)
Country(KUNI)・Period(JIDAI)	setsu osaka : The Edo era first half year. KANBUN (1661-1673)

Registration	Hyogo No.14863 July 14, Showa 28 (Re)May 10, Heisei
Certificate	NBTHK Hozon August 26, the first year of Reiwa

[Infomation]
※There are several inlaid metal marks on the back of this sword, but they
do not significantly detract from its
aesthetic appearance.

List of Wazamono.
※Please refer.
https://en.wikipedia.org/wiki/List_of_Wazamono

Price
600,000(JPY)

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刀　肥後守国康(新刀上作) (大業物) (合作)　　河内守国助(三代) Picture of Certificate