{"id":29862,"date":"2026-01-15T10:58:58","date_gmt":"2026-01-15T01:58:58","guid":{"rendered":"https:\/\/sword-auction.com\/product\/29862\/%e5%88%80-%e7%84%a1%e9%8a%98%e4%bc%9d%e3%80%80%e9%9b%b2%e9%87%8d%e7%89%b9%e5%88%a5%e4%bf%9d%e5%ad%98%e5%88%80%e5%89%a3%e5%a7%94%e8%a8%97%e5%93%81\/"},"modified":"2026-01-15T10:59:27","modified_gmt":"2026-01-15T01:59:27","slug":"%e5%88%80-%e7%84%a1%e9%8a%98%e4%bc%9d%e3%80%80%e9%9b%b2%e9%87%8d%e7%89%b9%e5%88%a5%e4%bf%9d%e5%ad%98%e5%88%80%e5%89%a3%e5%a7%94%e8%a8%97%e5%93%81","status":"publish","type":"product","link":"https:\/\/sword-auction.com\/en\/product\/29862\/%e5%88%80-%e7%84%a1%e9%8a%98%e4%bc%9d%e3%80%80%e9%9b%b2%e9%87%8d%e7%89%b9%e5%88%a5%e4%bf%9d%e5%ad%98%e5%88%80%e5%89%a3%e5%a7%94%e8%a8%97%e5%93%81\/","title":{"rendered":"Katana:Mumei (attributed to Unju) \u7121\u9298(\u4f1d\u3000\u96f2\u91cd) (NBTHK Tokubetsu Hozon Token) (Consignment Sale)"},"content":{"rendered":"<p>Ordering Number: AS25735<\/p>\n<p>Katana in Shirasaya (NBTHK Tokubetsu Hozon Token) (Consignment Sale)<\/p>\n<p>Signature: Mumei (attributed to Unju)<br \/>\n\u7121\u9298(\u4f1d\u3000\u96f2\u91cd)<\/p>\n<p>Sayagaki: Kanzan Sensei<br \/>\nUnju, However, this is an O-suriage mumei blade.<br \/>\nBlade length: 2 shaku 3 sun 4 bu<br \/>\nA fortunate day in early winter of Showa 50 (1975)<br \/>\nKanzan (ka\u014d)<\/p>\n<p>We divide 4 sections for each sword as Saijyo Saku, Jyojyo Saku, Jyo Saku and Regular Saku.<br \/>\nThis work is ranked as Jyojyo Saku among swords attributed to Unju.<\/p>\n<p>Habaki: Gold-covered single habaki<br \/>\nBlade Length: 70.8 cm (27.87 in)<br \/>\nCurvature: 1.5 cm (0.59 in)<br \/>\nMekugi Hole: 2<br \/>\nWidth at Base (Motohaba): 2.76 cm (1.09 in)<br \/>\nWidth at Tip (Sakihaba): 1.89 cm (0.74 in)<br \/>\nThickness of rim (Kasane): 0.67 cm (0.26 in)<br \/>\nSword Weight: 675 g<br \/>\nEra: Nanbokucho period, around the J\u014dji era (1362\u20131368)<br \/>\nShape: This is an O-suriage mumei blade with a deep curvature.<br \/>\nIt has two grooves on one side and a single b\u014dhi (wide groove) on the other.<br \/>\nJigane: Well-forged ko-itame hada with visible utsuri.<br \/>\nHamon: A nioi-based straight hamon with active ko-ashi.<br \/>\nThe boshi turns back in a rounded manner.<\/p>\n<p>Features: The smiths Unsh\u014d, Unji, and Unju were active from the late Kamakura to the Nanbokucho period in Ugame (or Ukai) in Bizen Province, descending from Unsh\u014d.<br \/>\nThey are referred to as the Ugame school or Ukai school due to the alternative writings of the place name.<br \/>\nBecause their names begin with the character &#8220;Un&#8221; (\u96f2), they are also collectively called the &#8220;Un group&#8221; (Unrui).<\/p>\n<p>Aoi Art\u2019s Comment: This is a well-proportioned blade with a deep curvature and a slightly extended kissaki.<br \/>\nUnju&#8217;s works are known for their calm appearance, and this piece displays visible utsuri.<br \/>\nIt features a long, gentle hamon.<\/p>\n<p>NBTHK Tokubetsu Hozon Token<br \/>\nAoi Art estimation paper: Whole Oshigata<br \/>\n*Please note: The price does not include shipping fees.<\/p>\n<p>Please note: The price does not include the international shipping fees.<\/p>\n<p><a href=\"https:\/\/www.aoijapan.com\/img\/sword\/2025\/25735-2.jpg\"><img decoding=\"async\" src=\"https:\/\/www.aoijapan.com\/img\/sword\/2025\/25735-2.jpg\" alt=\"\" width=\"30%\" height=\"30%\" \/><\/a><a href=\"https:\/\/www.aoijapan.com\/img\/sword\/2025\/25735-3.jpg\"><img decoding=\"async\" src=\"https:\/\/www.aoijapan.com\/img\/sword\/2025\/25735-3.jpg\" alt=\"\" width=\"30%\" height=\"30%\" \/><\/a><a href=\"https:\/\/www.aoijapan.com\/img\/sword\/2025\/25735-4.jpg\"><img decoding=\"async\" src=\"https:\/\/www.aoijapan.com\/img\/sword\/2025\/25735-4.jpg\" alt=\"\" width=\"30%\" height=\"30%\" \/><\/a><a href=\"https:\/\/www.aoijapan.com\/img\/sword\/2025\/25735paper-1.jpg\"><img decoding=\"async\" src=\"https:\/\/www.aoijapan.com\/img\/sword\/2025\/25735paper-1.jpg\" alt=\"\" width=\"40%\" height=\"40%\" \/><\/a><a href=\"https:\/\/www.aoijapan.com\/img\/sword\/2025\/25735paper-2.jpg\"><img decoding=\"async\" src=\"https:\/\/www.aoijapan.com\/img\/sword\/2025\/25735paper-2.jpg\" alt=\"\" width=\"40%\" height=\"40%\" \/><\/a><a href=\"https:\/\/www.aoijapan.com\/img\/sword\/2025\/25735sayagaki.jpg\"><img decoding=\"async\" src=\"https:\/\/www.aoijapan.com\/img\/sword\/2025\/25735sayagaki.jpg\" alt=\"\" width=\"40%\" height=\"40%\" \/><\/a><a href=\"https:\/\/www.aoijapan.com\/img\/sword\/2025\/25735_p.jpg\"><img decoding=\"async\" src=\"https:\/\/www.aoijapan.com\/img\/sword\/2025\/25735_p.jpg\" alt=\"\" width=\"70%\" height=\"70%\" \/><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Ordering Number: AS25735 Katana in Shirasaya (NBTHK Tokubetsu Hozon Token) (Consignment Sale) Signature: Mumei (attributed to Unju) \u7121\u9298(\u4f1d\u3000\u96f2\u91cd) Sayagaki: Kanzan Sensei Unju, However, this is an O-suriage mumei blade. Blade length: 2 shaku 3 sun 4 bu A fortunate day in early winter of Showa 50 (1975) Kanzan (ka\u014d) We divide 4 sections for each [&#8230;]\n","protected":false},"featured_media":0,"template":"","meta":[],"class_list":["post-29862","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\/29862","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=29862"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}