AN ECHIZEN SHIMOSAKA KATANA

Details
AN ECHIZEN SHIMOSAKA KATANA
EDO PERIOD (CIRCA 1660), SIGNED YASUTSUGU NI OITE ECHIZEN KORE[O] SAKU

Configuration (sugata): with longitudinal ridge line (shinogi-zukuri), shallow peaked back (iori-mune) and medium point (chu-kissaki); length (nagasa): 2 shaku, 3 sun, 2 bu (70.5cm.); curvature (sori): koshi-zori of 1.0cm.; increase in width of blade (fumbari): 1.1cm.
Forging pattern (jihada): mokume with ji-nie.
Tempering pattern (hamon): suguba converting to shallow notare with brilliant 'swept sands' (sunagashi) in the monouchi executed in nie and ara-nie.
Point (boshi): flame-brushed tip (hakikake).
Tang (nakago). Shape (keitai): slender, tapering and unshortened (ubu); file marks (yasurime): sujikai; end (nakagojiri): kengyo; holes (mekugi-ana): one; signature (katanamei): (Aoi-mon) Yasutsugu ni oite Echizen koreo saku.

Shirasaya.

Accompanied by a tokubetsu kicho token certificate issued by the N.B.T.H.K., no number, dated Showa 34 (1959).
Provenance
Kano Oshima, New York