Details
A YAMASHIRO RAI TANTO
KAMAKURA PERIOD (CIRCA 1275), ATTRIBUTED TO RAI KUNITOSHI
Configuration (sugata): flat (hira-zukuri) with tri-bevelled back (mitsu-mune); length (nagasa): 7 sun, 4 bu (22.3cm.); curvature (sori): very slight uchizori.
Forging pattern (jihada): fine, dense mokume.
Tempering pattern (hamon): 'thread' suguba (ito-suguba).
Point (boshi): small and rounded (ko-maru).
Tang (nakago). Shape (keitai): furisode and unshortened (ubu); file marks (yasurime): new (kiri-yasuri); end (nakagojiri): rounded (kurijiri), but almost flat; holes (mekugi-ana): two (one plugged); signature (mei): unsigned (mumei).
Shirasaya.
Accompanied by a tokubetsu kicho token certificate issued by the N.B.T.H.K., no. 144684, dated Showa 43 (68).
KAMAKURA PERIOD (CIRCA 1275), ATTRIBUTED TO RAI KUNITOSHI
Configuration (sugata): flat (hira-zukuri) with tri-bevelled back (mitsu-mune); length (nagasa): 7 sun, 4 bu (22.3cm.); curvature (sori): very slight uchizori.
Forging pattern (jihada): fine, dense mokume.
Tempering pattern (hamon): 'thread' suguba (ito-suguba).
Point (boshi): small and rounded (ko-maru).
Tang (nakago). Shape (keitai): furisode and unshortened (ubu); file marks (yasurime): new (kiri-yasuri); end (nakagojiri): rounded (kurijiri), but almost flat; holes (mekugi-ana): two (one plugged); signature (mei): unsigned (mumei).
Shirasaya.
Accompanied by a tokubetsu kicho token certificate issued by the N.B.T.H.K., no. 144684, dated Showa 43 (68).
Provenance
John Yumoto, San Mateo, California