{"id":32950,"date":"2026-08-23T14:55:31","date_gmt":"2026-08-23T05:55:31","guid":{"rendered":"https:\/\/sword-auction.com\/?post_type=product&#038;p=32950"},"modified":"2026-08-23T14:55:31","modified_gmt":"2026-08-23T05:55:31","slug":"as25560-katana-gassan-sadakatsu1933-commemorating-the-birth-of-the-crown-prince-nbthk-tokubetsu-hozon-token","status":"publish","type":"product","link":"https:\/\/sword-auction.com\/en\/product\/32950\/as25560-katana-gassan-sadakatsu1933-commemorating-the-birth-of-the-crown-prince-nbthk-tokubetsu-hozon-token\/","title":{"rendered":"AS25560 Katana: Gassan Sadakatsu(1933) Commemorating the Birth of the Crown Prince (NBTHK Tokubetsu Hozon Token)"},"content":{"rendered":"<p>Ordering Number: AS25660<\/p>\n<p>Katana in Shirasaya (NBTHK Tokubetsu Hozon Token)<\/p>\n<p>Inscription:<br \/>\n\u7687\u592a\u5b50\u6bbf\u4e0b\u5fa1\u8a95\u751f\u8a18\u5ff5<br \/>\nKotaishi Denka Gotanjo Kinen<br \/>\n(Commemorating the Birth of the Crown Prince)<\/p>\n<p>\u662d\u548c\u516b\u5e74\u5341\u4e8c\u6708\u5409\u65e5<br \/>\nShowa Hachi-nen Ju-ni-gatsu Kichijitsu<br \/>\n\u5927\u962a\u4f4f\u4eba\u6708\u5c71\u8c9e\u52dd\u8b39\u4f5c(\u82b1\u62bc)<br \/>\nOsaka Junin Gassan\u3000Sadakatsu Kinsaku<br \/>\n(Respectfully made by Gassan Sadakatsu, resident of Osaka in December 1933)<\/p>\n<p>We divide works in to Saijo Saku, Jyojyo Saku, Jyo Saku,and Regular Saku.<br \/>\nThis piece is ranked as Jyojyo Saku for Sadakatsu. <\/p>\n<p>Habaki: gold-plated double habaki<br \/>\nBlade Length: 68.6cm (27.01in)<br \/>\nCurvature: 2.0cm (0.79in)<br \/>\nMekugi-ana: 1<br \/>\nMotohaba: 2.89cm (1.14in)<br \/>\nSakihaba: 1.90cm (0.75in)<br \/>\nKasane: 0.62cm (0.24in)<br \/>\nWeight: 415g<br \/>\nEra: 1933<\/p>\n<p>Shape: slightly wide ande deeply carved blade with Mitsumune<br \/>\nJigane: Mainly Ayasugihada with fine Ji-nie.<br \/>\nHamon: Nie deki Suguha with Hotsure and sunagashi blending in Ayasugi patterns.<br \/>\nFeatures:<br \/>\nGassan Sadakatsu, the son of the first-generation Gassan Sadakazu, was one of the representative swordsmiths from 20th century.  He is known as a master swordsmith skilled not only in Ayasugi-hada but also in a wide variety of forging styles.<br \/>\nThis work is an excellent example of the Ayasugi-hada established by his grandather Sadayoshi, who revived the Ayasugi-hada forging pattern originally forged by the Gassan school swordsmiths of the Muromachi period.<br \/>\nThis work was made to commemorate the birth of His Imperial Highness the Crown Prince (now Emperor Emeritus) on December 23, 1933.<\/p>\n<p>NBTHK Tokubetsu Hozon Certificate<br \/>\nAoi-Art estimation Paper<br \/>\nwhole Oshigata<\/p>\n<p>Please note: the price does not include the shipping fees.<\/p>\n<p><a href=\"https:\/\/www.aoijapan.com\/img\/sword\/2025\/25660-2.jpg\"><img decoding=\"async\" src=\"https:\/\/www.aoijapan.com\/img\/sword\/2025\/25660-2.jpg\" alt=\"\" width=\"40%\" height=\"40%\" \/><\/a><a href=\"https:\/\/www.aoijapan.com\/img\/sword\/2025\/25660-3.jpg\"><img decoding=\"async\" src=\"https:\/\/www.aoijapan.com\/img\/sword\/2025\/25660-3.jpg\" alt=\"\" width=\"20%\" height=\"20%\" \/><\/a><a href=\"https:\/\/www.aoijapan.com\/img\/sword\/2025\/25660-4.jpg\"><img decoding=\"async\" src=\"https:\/\/www.aoijapan.com\/img\/sword\/2025\/25660-4.jpg\" alt=\"\" width=\"27%\" height=\"27%\" \/><\/a><br \/>\n<a href=\"https:\/\/www.aoijapan.com\/img\/sword\/2025\/25660paper-1.jpg\"><img decoding=\"async\" src=\"https:\/\/www.aoijapan.com\/img\/sword\/2025\/25660paper-1.jpg\" alt=\"\" width=\"40%\" height=\"40%\" \/><\/a><a href=\"https:\/\/www.aoijapan.com\/img\/sword\/2025\/25660paper-2.jpg\"><img decoding=\"async\" src=\"https:\/\/www.aoijapan.com\/img\/sword\/2025\/25660paper-2.jpg\" alt=\"\" width=\"40%\" height=\"40%\" \/><\/a><br \/>\n<a href=\"https:\/\/www.aoijapan.com\/img\/sword\/2025\/25660_p.jpg\"><img decoding=\"async\" src=\"https:\/\/www.aoijapan.com\/img\/sword\/2025\/25660_p.jpg\" alt=\"\" width=\u201c70%\" height=\u201c70%\" \/><\/a> <\/p>\n","protected":false},"excerpt":{"rendered":"<p>Ordering Number: AS25660 Katana in Shirasaya (NBTHK Tokubetsu Hozon Token) Inscription: \u7687\u592a\u5b50\u6bbf\u4e0b\u5fa1\u8a95\u751f\u8a18\u5ff5 Kotaishi Denka Gotanjo Kinen (Commemorating the Birth of the Crown Prince) \u662d\u548c\u516b\u5e74\u5341\u4e8c\u6708\u5409\u65e5 Showa Hachi-nen Ju-ni-gatsu Kichijitsu \u5927\u962a\u4f4f\u4eba\u6708\u5c71\u8c9e\u52dd\u8b39\u4f5c(\u82b1\u62bc) Osaka Junin Gassan\u3000Sadakatsu Kinsaku (Respectfully made by Gassan Sadakatsu, resident of Osaka in December 1933) We divide works in to Saijo Saku, Jyojyo Saku, Jyo Saku,and [&#8230;]\n","protected":false},"featured_media":0,"template":"","meta":[],"product_brand":[],"product_cat":[123,122],"product_tag":[],"class_list":["post-32950","product","type-product","status-publish","product_cat-katana-en","product_cat-sword-en","first","instock","sold-individually","shipping-taxable","product-type-auction"],"_links":{"self":[{"href":"https:\/\/sword-auction.com\/en\/wp-json\/wp\/v2\/product\/32950","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=32950"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/sword-auction.com\/en\/wp-json\/wp\/v2\/product_brand?post=32950"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/sword-auction.com\/en\/wp-json\/wp\/v2\/product_cat?post=32950"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/sword-auction.com\/en\/wp-json\/wp\/v2\/product_tag?post=32950"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}