{"id":32284,"date":"2026-07-05T14:35:21","date_gmt":"2026-07-05T05:35:21","guid":{"rendered":"https:\/\/sword-auction.com\/?post_type=product&p=32284"},"modified":"2026-07-05T14:36:49","modified_gmt":"2026-07-05T05:36:49","slug":"as25017-katanananiwa-ju-gassan-sadakatsu-kinsaku-1937-nbthk-tokubetsu-hozon-token","status":"publish","type":"product","link":"https:\/\/sword-auction.com\/en\/product\/32284\/as25017-katanananiwa-ju-gassan-sadakatsu-kinsaku-1937-nbthk-tokubetsu-hozon-token\/","title":{"rendered":"AS25017 Tachi: Naniwa Ju Gassan Sadakatsu Kinsaku (1937) (NBTHK Tokubetsu Hozon Token)"},"content":{"rendered":"

Ordering Number: AS25017<\/p>\n

Tachi in Shirasaya(NBTHK Tokubetsu Hozon Token)<\/p>\n

Signature:
\nNaniwa Ju Gassan Sadakatsu Kinsaku (written seal mark)
\n\u6d6a\u83ef\u4f4f\u6708\u5c71\u8c9e\u52dd\u8b39\u4f5c
\nShowa 12 Nen 3 Gatsu Kichijitsu
\n\u662d\u548c\u5341\u4e8c\u5e74\u4e09\u6708\u5409\u65e5 <\/p>\n

We divide works in to Saijo Saku, Jyojyo Saku, Jyo Saku,and Regular Saku.
\nThis piece is ranked as Jyojyo Saku for Gassan Sadakatsu. <\/p>\n

Habaki: silver single habaki with engraving
\nBlade Length: 68.2cm (26.85in)
\nCurvature: 1.8cm (0.71in)
\nWidth at Base(Motohaba): 3.05cm (1.20in)
\nWidth at tip(Sakihaba): 2.05cm (0.81in)
\nThickness: 0.74cm (0.29in)
\nBlade Weight: 715g <\/p>\n

Era: March, 1937
\nShape: slightly thin blade with short kissaki and deep curvature. Ububa is left.
\nJigane: fine and packed Ko-itame with Masa running along hamon, coved with fine Ji-nie.
\nHamon: Nie-deki calm gunome-midare with sunagashi that blends seamlessly with the patterns of jigane.<\/p>\n

Features: Gassan Sadakatsu was the son of the first-generation Gassan Sadakazu and produced swords as a substitute for his father until Sadakazu’s later years. After his father’s passing, he demonstrated exceptional skill, crafting swords for the Imperial Family and dedicatory swords for Ise Shrine. He mastered various styles, including the Ayasugi-hada inherited from Sadakatsu.
\nThis blade features an exceptionally fine and beautifully forged jigane, with a bright and vivid appearance. It is a very well-executed work of outstanding quality.<\/p>\n

NBTHK Tokubetsu Hozon Certificate
\nAoi-Art estimation Paper
\nwhole Oshigata
\n\"\"<\/a> \"\"<\/a> \"\"<\/a>
\n\"\"<\/a>
\n\"\"<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

Ordering Number: AS25017 Tachi in Shirasaya(NBTHK Tokubetsu Hozon Token) Signature: Naniwa Ju Gassan Sadakatsu Kinsaku (written seal mark) \u6d6a\u83ef\u4f4f\u6708\u5c71\u8c9e\u52dd\u8b39\u4f5c Showa 12 Nen 3 Gatsu Kichijitsu \u662d\u548c\u5341\u4e8c\u5e74\u4e09\u6708\u5409\u65e5 We divide works in to Saijo Saku, Jyojyo Saku, Jyo Saku,and Regular Saku. This piece is ranked as Jyojyo Saku for Gassan Sadakatsu. Habaki: silver single habaki with engraving […]\n","protected":false},"featured_media":0,"template":"","meta":[],"product_brand":[],"product_cat":[123,122],"product_tag":[],"class_list":{"0":"post-32284","1":"product","2":"type-product","3":"status-publish","5":"product_cat-katana-en","6":"product_cat-sword-en","8":"first","9":"instock","10":"sold-individually","11":"shipping-taxable","12":"product-type-auction"},"_links":{"self":[{"href":"https:\/\/sword-auction.com\/en\/wp-json\/wp\/v2\/product\/32284","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=32284"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/sword-auction.com\/en\/wp-json\/wp\/v2\/product_brand?post=32284"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/sword-auction.com\/en\/wp-json\/wp\/v2\/product_cat?post=32284"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/sword-auction.com\/en\/wp-json\/wp\/v2\/product_tag?post=32284"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}