Ichimonji katana (1320 г.)

YOSHIOKA ICHIMONJI KATANA Late Kamakura Period Mumei, circa 1320 NBTHK Juyo Token Nagasa [length]: 66.8 cm Sori: 1.6 cm, motohaba: 3.0 cm, sakihaba: 2.1 cm Sugata [shape]: Shinogi-zukuri, iori-mune, tori-zori curvature with chu-kissaki Kitae [forging pattern]: Ko-itame mixed with nagare hada Hamon [ltemper line]: Choji midare, sometime saka-choji, mixed with ko gunome, in nioi deki Hataraki [activities]: Koashi, yō Boshi [point temper line]: Notare komi with komaru. Nakago [tang] 18.5 cm (o-suriage, mumei, four mekugi-ana); kiri yasurime [horizontal file marks] Origami: With a certificate of registration designating this blade as Juyo Token (Important Sword) issued by the Nihon Bijutsu Token Hozon Kyokai (Society for the Preservation of the Japanese Art Sword), dated 1977 (25th Juyo session). Sayagaki: The blade is in shirasaya. The scabbard bears an inscription by Sato Kanzan “Bizen no kuni Yoshioka Ichimonj