刀　
銘　駿河守國正

Katana
Suruga no kami Kunimasa


Iyo province, Manji era (early Edo period), about 355 years ago

Ha-cho (Edge length); 69.4cm
Sori (curvature); approx.3.04cm
Moto-haba (width at Ha-machi); approx.3.2cm
Saki-Haba (width at Kissaki); approx.1.9cm
Kasane (thickness); approx.0.73cm

Gold foil single Habaki
It has a wooden case (Shirasaya).

Tokubetsu-Hozon certificate by NBTHK