AN OSAKA KATANA
EDO PERIOD (17TH CENTURY), SIGNED IZUMI NO KAMI FUJIWARA KUNISADA
Configuration [sugata]: honzukuri, iori-mune, chu-kissaki
Forging pattern [kitae]: dense ko-itame with jinie
Tempering pattern [hamon]: starting in Osaka yakidashi, wide o-choji of nie with sunagashi, tempering edge close to shinogi at upper part
Tip [boshi]: wide ko-maru with nie, midare return
Tang [nakago]: ubu, file marks (yasurime): o-sujikai, end (nakagojiri): haagari-kurijiri tip, holes (mekugi-ana): one
Length from tip to beginning of tang [nagasa]: 71.2cm, curvature 1.6cm, width at start of tempered edge 3.3cm, width before tip 2.3cm.
Collar [habaki]: single gilt copper
In shirasaya (plain wood scabbard)
Accompanied by a Koshu tokubetsu kicho token (Especially precious sword) certificate, no.4214, 29 June 1975 issued by the Nihon Bijutsu Token Hozon Kyokai (Society for the Preservation of the Japanese Art Sword)
AN OSAKA KATANA
EDO PERIOD (17TH CENTURY), SIGNED IZUMI NO KAMI FUJIWARA KUNISADA
Configuration [sugata]: honzukuri, iori-mune, chu-kissaki
Forging pattern [kitae]: dense ko-itame with jinie
Tempering pattern [hamon]: starting in Osaka yakidashi, wide o-choji of nie with sunagashi, tempering edge close to shinogi at upper part
Tip [boshi]: wide ko-maru with nie, midare return
Tang [nakago]: ubu, file marks (yasurime): o-sujikai, end (nakagojiri): haagari-kurijiri tip, holes (mekugi-ana): one
Length from tip to beginning of tang [nagasa]: 71.2cm, curvature 1.6cm, width at start of tempered edge 3.3cm, width before tip 2.3cm.
Collar [habaki]: single gilt copper
In shirasaya (plain wood scabbard)
Accompanied by a Koshu tokubetsu kicho token (Especially precious sword) certificate, no.4214, 29 June 1975 issued by the Nihon Bijutsu Token Hozon Kyokai (Society for the Preservation of the Japanese Art Sword)
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