{"id":30991,"date":"2026-04-08T12:35:40","date_gmt":"2026-04-08T03:35:40","guid":{"rendered":"https:\/\/sword-auction.com\/product\/30991\/as24049-%e5%88%80%ef%bc%9a%e7%84%a1%e9%8a%98%ef%bc%88%e5%b2%a9%e4%ba%95%e4%bf%a1%e9%80%a3%ef%bc%89%ef%bc%88%e4%bf%9d%e5%ad%98%e5%88%80%e5%89%a3%ef%bc%9a%e5%b2%a9%e4%ba%95%e4%bf%a1%e9%80%a3%ef%bc%89\/"},"modified":"2026-04-08T12:59:20","modified_gmt":"2026-04-08T03:59:20","slug":"as24049-%e5%88%80%ef%bc%9a%e7%84%a1%e9%8a%98%ef%bc%88%e5%b2%a9%e4%ba%95%e4%bf%a1%e9%80%a3%ef%bc%89%ef%bc%88%e4%bf%9d%e5%ad%98%e5%88%80%e5%89%a3%ef%bc%9a%e5%b2%a9%e4%ba%95%e4%bf%a1%e9%80%a3%ef%bc%89","status":"publish","type":"product","link":"https:\/\/sword-auction.com\/en\/product\/30991\/as24049-%e5%88%80%ef%bc%9a%e7%84%a1%e9%8a%98%ef%bc%88%e5%b2%a9%e4%ba%95%e4%bf%a1%e9%80%a3%ef%bc%89%ef%bc%88%e4%bf%9d%e5%ad%98%e5%88%80%e5%89%a3%ef%bc%9a%e5%b2%a9%e4%ba%95%e4%bf%a1%e9%80%a3%ef%bc%89\/","title":{"rendered":"AS24049 Katana\uff1aMumei(Unsigned) (Iwai Nobutsura). (NBTHK Hozon Token: Iwai Nobutsura) (NBTHK Tokubetsu Kicho Token: Den Kurihara Nobuhide). \uff08\u4fdd\u5b58\u5200\u5263\uff1a\u5ca9\u4e95\u4fe1\u9023\uff09\uff08\u7279\u5225\u8cb4\u91cd\u5200\u5263\uff1a\u4f1d \u6817\u539f\u4fe1\u79c0\uff09"},"content":{"rendered":"

Ordering Number\uff1aAS24049<\/p>\n

Katana in Shirasaya (NBTHK Hozon Token: Iwai Nobutsura) (NBTHK Tokubetsu Kicho Token: Den Kurihara Nobuhide).
\n\uff08\u4fdd\u5b58\u5200\u5263\uff1a\u5ca9\u4e95\u4fe1\u9023\uff09\uff08\u7279\u5225\u8cb4\u91cd\u5200\u5263\uff1a\u4f1d \u6817\u539f\u4fe1\u79c0\uff09<\/p>\n

Signature\uff1aMumei(Unsigned) (Iwai Nobutsura).<\/p>\n

(We divide 4 sections for each sword as Saijyo Saku, Jyojyo Saku, Jyo Saku and Regular Saku).
\nThis work is ranked as Jyo Saku.<\/p>\n

Habaki\uff1aCopper single.
\nBlade Length\uff1a66.4 cm (26.14 in).
\nCurvature\uff1a0.9 cm (0.35 in).
\nMekugi Hole\uff1a1.
\nWidth at Base (Motohaba)\uff1a3.23 cm (1.27 in).
\nWidth at Tip\uff1a2.36 cm (0.93 in).
\nThickness of rim (Kasane)\uff1a0.7 cm (0.28 in).
\nSword Weight\uff1a785 g.<\/p>\n

Era\uff1aLate Edo period.
\nShape\uff1aThe blade has a solid width, with bo-hi grooves carved about one-third on both sides, and a kenmaki-ryu carving on the ura side, featuring a long boshi and a well-balanced shape.
\nJigane\uff1aKo-itame hada well forged, resulting in a fine and refined steel.
\nHamon\uff1aNie-deki gunome-midare with active ashi, extending into a midare-komi boshi.<\/p>\n

Features<\/p>\n

Sent.
\nPreviously, the Sword Museum issued an appraisal as Mumei Den Kurihara Nobuhide.
\nAlthough unsigned, it is a well-made piece of high quality.<\/p>\n

Aoi Art\u2019s Comment\uff1aAlthough unsigned, this work has been appraised as Kurihara Chikuzen no Kami Nobuhide.
\nIt features carvings on both sides of the blade, a gunome-midare hamon, and a large, extended boshi, making it a highly accomplished piece.
\nWe highly recommend this work.<\/p>\n

NBTHK Hozon Token certificate. will be issued soon
\nNBTHK Tokubetsu Kicho certificate.
\nAoiArt estimation paper.
\nWhole Oshigata.<\/p>\n

Please note\uff1athe price does not include the shipping fees.
\n\"\"<\/a>\"\"<\/a>\"\"<\/a>
\n\"\"<\/a>\"\"<\/a>\"\"<\/a>\"\"
\n\"\"<\/a> \u3000<\/p>\n","protected":false},"excerpt":{"rendered":"

Ordering Number\uff1aAS24049 Katana in Shirasaya (NBTHK Hozon Token: Iwai Nobutsura) (NBTHK Tokubetsu Kicho Token: Den Kurihara Nobuhide). \uff08\u4fdd\u5b58\u5200\u5263\uff1a\u5ca9\u4e95\u4fe1\u9023\uff09\uff08\u7279\u5225\u8cb4\u91cd\u5200\u5263\uff1a\u4f1d \u6817\u539f\u4fe1\u79c0\uff09 Signature\uff1aMumei(Unsigned) (Iwai Nobutsura). (We divide 4 sections for each sword as Saijyo Saku, Jyojyo Saku, Jyo Saku and Regular Saku). This work is ranked as Jyo Saku. Habaki\uff1aCopper single. Blade Length\uff1a66.4 cm (26.14 in). Curvature\uff1a0.9 cm […]\n","protected":false},"featured_media":0,"template":"","meta":[],"class_list":["post-30991","product","type-product","status-publish","hentry","product_cat-katana-en","product_cat-sword-en"],"_links":{"self":[{"href":"https:\/\/sword-auction.com\/en\/wp-json\/wp\/v2\/product\/30991","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sword-auction.com\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/sword-auction.com\/en\/wp-json\/wp\/v2\/types\/product"}],"wp:attachment":[{"href":"https:\/\/sword-auction.com\/en\/wp-json\/wp\/v2\/media?parent=30991"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}