{"id":42546,"date":"2026-02-19T07:50:21","date_gmt":"2026-02-19T07:50:21","guid":{"rendered":"https:\/\/www.supeinnihonto.com\/?post_type=product&#038;p=42546"},"modified":"2026-05-12T14:08:25","modified_gmt":"2026-05-12T14:08:25","slug":"nihonto-katana-kobayashi-seijun-nbthk-tokobetsu-hozon","status":"publish","type":"product","link":"https:\/\/www.supeinnihonto.com\/fr\/produit\/nihonto-katana-kobayashi-seijun-nbthk-tokobetsu-hozon\/","title":{"rendered":"Nihonto Katana \u00ab\u00a0Kobayashi Seijun\u00a0\u00bb NBTHK Tokobetsu Hozon"},"content":{"rendered":"<p><span>ITEM DESCRIPTION:<\/span><\/p>\n<p>Comes with kimono or cotton bag. Comes with certificate of supein Nihonto.<\/p>\n<h3 data-start=\"2094\" data-end=\"2115\"><strong data-start=\"2098\" data-end=\"2115\">Documentation<\/strong><\/h3>\n<ul data-start=\"3053\" data-end=\"3496\">\n<li data-start=\"3053\" data-end=\"3078\" style=\"list-style-type: none;\">\n<div class=\"TyagGW_tableContainer\">\n<h2 data-start=\"3878\" data-end=\"3943\">Certificate and registration<\/h2>\n<p data-start=\"3350\" data-end=\"3371\">Appraisal Certificate NBTHKTokobetsu Hozon<\/p>\n<p data-start=\"3373\" data-end=\"3415\">Title:<br data-start=\"3379\" data-end=\"3382\" \/>Ichit\u014d-mei Appraisal Certificate.<\/p>\n<p data-start=\"3417\" data-end=\"3486\">Main text:<br data-start=\"3427\" data-end=\"3430\" \/>Hokuetsu Shinj\u014d resident Kobayashi Seijun forged this.<\/p>\n<p data-start=\"3488\" data-end=\"3552\">Ansei 4 (1857), year of the Snake, second month, auspicious day.<\/p>\n<p data-start=\"3554\" data-end=\"3678\">After examination by this association, it has been determined to be a Tokubetsu Hozon T\u014dken and is hereby certified as such.<\/p>\n<p data-start=\"3716\" data-end=\"3814\">Public Interest Incorporated Foundation<br data-start=\"3755\" data-end=\"3758\" \/>The Society for the Preservation of Japanese Art Swords.<\/p>\n<p data-start=\"3816\" data-end=\"3899\">Length stated: 2 shaku 3 sun 5 bu (approx. 71.2 cm).<br data-start=\"3868\" data-end=\"3871\" \/>\n<\/p>\n<hr data-start=\"3901\" data-end=\"3904\" \/>\n<hr data-start=\"4156\" data-end=\"4159\" \/>\n<p data-start=\"4161\" data-end=\"4199\"><strong>SMITH, SCHOOL AND HISTORICAL CONTEXT<\/strong><\/p>\n<p data-start=\"4201\" data-end=\"4419\">The mei clearly identifies the smith as Hokuetsu Shinj\u014d j\u016b Kobayashi Seijun, active in Echigo Province (Hokuetsu). Seijun is documented as the same individual known as Kobayashi Masaoki, working in the late Edo period.<\/p>\n<p data-start=\"4421\" data-end=\"4636\">Dated Ansei 4 (1857), the blade belongs to the closing phase of the Edo period, immediately preceding the Bakumatsu upheaval. During this era, many smiths sought refined workmanship inspired by classical traditions.<\/p>\n<p data-start=\"4638\" data-end=\"4720\">The Tokubetsu Hozon designation confirms recognized artistic and historical merit.<\/p>\n<hr data-start=\"4722\" data-end=\"4725\" \/>\n<p data-start=\"4727\" data-end=\"4763\"><strong>TECHNICAL DESCRIPTION OF THE BLADE<\/strong><\/p>\n<p data-start=\"4765\" data-end=\"4936\">Hamon<br data-start=\"4770\" data-end=\"4773\" \/>A well-defined suguha hamon runs consistently along the cutting edge, controlled and even, with subtle internal activity and a natural transition into the kissaki.<\/p>\n<p data-start=\"4938\" data-end=\"5065\">Jihada<br data-start=\"4944\" data-end=\"4947\" \/>Fine visible itame grain typical of late Shinshint\u014d production. The steel exhibits density and structural consistency.<\/p>\n<p data-start=\"5067\" data-end=\"5215\">Nakago<br data-start=\"5073\" data-end=\"5076\" \/>Ubu nakago with one mekugi-ana.<br data-start=\"5107\" data-end=\"5110\" \/>Stable dark patina consistent with age.<br data-start=\"5149\" data-end=\"5152\" \/>The mei is deeply and confidently cut, proportionally balanced.<\/p>\n<p data-start=\"5217\" data-end=\"5440\">Geometry<br data-start=\"5225\" data-end=\"5228\" \/>Nagasa approximately 71.8 cm.<br data-start=\"5257\" data-end=\"5260\" \/>Current measured sori approximately 2 cm.<br data-start=\"5344\" data-end=\"5347\" \/>Elegant and harmonious sugata.<br data-start=\"5377\" data-end=\"5380\" \/>Properly proportioned kissaki with smooth yokote transition.<\/p>\n<p data-start=\"5442\" data-end=\"5575\">Overall condition<br data-start=\"5459\" data-end=\"5462\" \/>Excellent structural preservation. The blade retains clear hamon definition and well-preserved surface structure.<\/p>\n<hr data-start=\"5577\" data-end=\"5580\" \/>\n<p data-start=\"5582\" data-end=\"5592\"><strong>MOUNTING<\/strong><\/p>\n<p data-start=\"5594\" data-end=\"5631\">Presented in custom-fitted shirasaya.<\/p>\n<p data-start=\"5633\" data-end=\"5746\" data-is-last-node=\"\" data-is-only-node=\"\">The shirasaya ensures optimal preservation conditions and emphasizes the intrinsic artistic quality of the blade.<\/p>\n<p data-start=\"3945\" data-end=\"3993\">\n<\/div>\n<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>ITEM DESCRIPTION: Comes with kimono or cotton bag. Comes with certificate of supein Nihonto. Documentation Certificate and registration Appraisal Certificate NBTHKTokobetsu Hozon Title:Ichit\u014d-mei Appraisal Certificate. Main text:Hokuetsu Shinj\u014d resident Kobayashi Seijun forged this. Ansei 4 (1857), year of the Snake, second month, auspicious day. After examination by this association, it [&hellip;]<\/p>\n","protected":false},"featured_media":10954,"template":"","meta":[],"product_brand":[],"product_cat":[547,546],"product_tag":[456,438],"class_list":{"0":"post-42546","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-katana-tachi","7":"product_cat-nihonto","8":"product_tag-katana","9":"product_tag-nihonto","10":"product_shipping_class-swords","12":"first","13":"outofstock","14":"sold-individually","15":"shipping-taxable","16":"purchasable","17":"product-type-simple"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Nihonto Katana &quot;Kobayashi Seijun&quot; NBTHK Tokobetsu Hozon - Supein Nihonto<\/title>\n<meta name=\"description\" content=\"The mei clearly identifies the smith as Hokuetsu Shinj\u014d j\u016b Kobayashi Seijun, active in Echigo Province (Hokuetsu). Seijun is documented as the same individual known as Kobayashi Masaoki, working in the late Edo period.Dated Ansei 4 (1857), the blade belongs to the closing phase of the Edo period, immediately preceding the Bakumatsu upheaval. During this era, many smiths sought refined workmanship inspired by classical traditions.The Tokubetsu Hozon designation confirms recognized artistic and historical merit.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.supeinnihonto.com\/fr\/produit\/nihonto-katana-kobayashi-seijun-nbthk-tokobetsu-hozon\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Nihonto Katana &quot;Kobayashi Seijun&quot; NBTHK Tokobetsu Hozon - Supein Nihonto\" \/>\n<meta property=\"og:description\" content=\"The mei clearly identifies the smith as Hokuetsu Shinj\u014d j\u016b Kobayashi Seijun, active in Echigo Province (Hokuetsu). Seijun is documented as the same individual known as Kobayashi Masaoki, working in the late Edo period.Dated Ansei 4 (1857), the blade belongs to the closing phase of the Edo period, immediately preceding the Bakumatsu upheaval. During this era, many smiths sought refined workmanship inspired by classical traditions.The Tokubetsu Hozon designation confirms recognized artistic and historical merit.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.supeinnihonto.com\/fr\/produit\/nihonto-katana-kobayashi-seijun-nbthk-tokobetsu-hozon\/\" \/>\n<meta property=\"og:site_name\" content=\"Supein Nihonto\" \/>\n<meta property=\"article:modified_time\" content=\"2026-05-12T14:08:25+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.supeinnihonto.com\/wp-content\/uploads\/2024\/02\/logo-sold-scaled.png\" \/>\n\t<meta property=\"og:image:width\" content=\"3125\" \/>\n\t<meta property=\"og:image:height\" content=\"1875\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data1\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.supeinnihonto.com\\\/fr\\\/produit\\\/nihonto-katana-kobayashi-seijun-nbthk-tokobetsu-hozon\\\/\",\"url\":\"https:\\\/\\\/www.supeinnihonto.com\\\/fr\\\/produit\\\/nihonto-katana-kobayashi-seijun-nbthk-tokobetsu-hozon\\\/\",\"name\":\"Nihonto Katana \\\"Kobayashi Seijun\\\" NBTHK Tokobetsu Hozon - Supein Nihonto\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.supeinnihonto.com\\\/fr\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/www.supeinnihonto.com\\\/fr\\\/produit\\\/nihonto-katana-kobayashi-seijun-nbthk-tokobetsu-hozon\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/www.supeinnihonto.com\\\/fr\\\/produit\\\/nihonto-katana-kobayashi-seijun-nbthk-tokobetsu-hozon\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/i0.wp.com\\\/www.supeinnihonto.com\\\/wp-content\\\/uploads\\\/2024\\\/02\\\/logo-sold-scaled.png?fit=3125%2C1875&ssl=1\",\"datePublished\":\"2026-02-19T07:50:21+00:00\",\"dateModified\":\"2026-05-12T14:08:25+00:00\",\"description\":\"The mei clearly identifies the smith as Hokuetsu Shinj\u014d j\u016b Kobayashi Seijun, active in Echigo Province (Hokuetsu). Seijun is documented as the same individual known as Kobayashi Masaoki, working in the late Edo period.Dated Ansei 4 (1857), the blade belongs to the closing phase of the Edo period, immediately preceding the Bakumatsu upheaval. During this era, many smiths sought refined workmanship inspired by classical traditions.The Tokubetsu Hozon designation confirms recognized artistic and historical merit.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.supeinnihonto.com\\\/fr\\\/produit\\\/nihonto-katana-kobayashi-seijun-nbthk-tokobetsu-hozon\\\/#breadcrumb\"},\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.supeinnihonto.com\\\/fr\\\/produit\\\/nihonto-katana-kobayashi-seijun-nbthk-tokobetsu-hozon\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\\\/\\\/www.supeinnihonto.com\\\/fr\\\/produit\\\/nihonto-katana-kobayashi-seijun-nbthk-tokobetsu-hozon\\\/#primaryimage\",\"url\":\"https:\\\/\\\/i0.wp.com\\\/www.supeinnihonto.com\\\/wp-content\\\/uploads\\\/2024\\\/02\\\/logo-sold-scaled.png?fit=3125%2C1875&ssl=1\",\"contentUrl\":\"https:\\\/\\\/i0.wp.com\\\/www.supeinnihonto.com\\\/wp-content\\\/uploads\\\/2024\\\/02\\\/logo-sold-scaled.png?fit=3125%2C1875&ssl=1\",\"width\":3125,\"height\":1875,\"caption\":\"sold\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.supeinnihonto.com\\\/fr\\\/produit\\\/nihonto-katana-kobayashi-seijun-nbthk-tokobetsu-hozon\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Portada\",\"item\":\"https:\\\/\\\/www.supeinnihonto.com\\\/fr\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Shop\",\"item\":\"https:\\\/\\\/www.supeinnihonto.com\\\/fr\\\/shop\\\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Nihonto Katana \u00ab\u00a0Kobayashi Seijun\u00a0\u00bb NBTHK Tokobetsu Hozon\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/www.supeinnihonto.com\\\/fr\\\/#website\",\"url\":\"https:\\\/\\\/www.supeinnihonto.com\\\/fr\\\/\",\"name\":\"Supein Nihonto\",\"description\":\"Authentic japanese Nihonto katana \",\"publisher\":{\"@id\":\"https:\\\/\\\/www.supeinnihonto.com\\\/fr\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/www.supeinnihonto.com\\\/fr\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"fr-FR\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/www.supeinnihonto.com\\\/fr\\\/#organization\",\"name\":\"SupeinNihonto\",\"url\":\"https:\\\/\\\/www.supeinnihonto.com\\\/fr\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\\\/\\\/www.supeinnihonto.com\\\/fr\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/www.supeinnihonto.com\\\/wp-content\\\/uploads\\\/2021\\\/11\\\/animation_Default_3szk0jcenoloop.gif\",\"contentUrl\":\"https:\\\/\\\/www.supeinnihonto.com\\\/wp-content\\\/uploads\\\/2021\\\/11\\\/animation_Default_3szk0jcenoloop.gif\",\"width\":750,\"height\":641,\"caption\":\"SupeinNihonto\"},\"image\":{\"@id\":\"https:\\\/\\\/www.supeinnihonto.com\\\/fr\\\/#\\\/schema\\\/logo\\\/image\\\/\"}}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Nihonto Katana \"Kobayashi Seijun\" NBTHK Tokobetsu Hozon - Supein Nihonto","description":"The mei clearly identifies the smith as Hokuetsu Shinj\u014d j\u016b Kobayashi Seijun, active in Echigo Province (Hokuetsu). Seijun is documented as the same individual known as Kobayashi Masaoki, working in the late Edo period.Dated Ansei 4 (1857), the blade belongs to the closing phase of the Edo period, immediately preceding the Bakumatsu upheaval. During this era, many smiths sought refined workmanship inspired by classical traditions.The Tokubetsu Hozon designation confirms recognized artistic and historical merit.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.supeinnihonto.com\/fr\/produit\/nihonto-katana-kobayashi-seijun-nbthk-tokobetsu-hozon\/","og_locale":"fr_FR","og_type":"article","og_title":"Nihonto Katana \"Kobayashi Seijun\" NBTHK Tokobetsu Hozon - Supein Nihonto","og_description":"The mei clearly identifies the smith as Hokuetsu Shinj\u014d j\u016b Kobayashi Seijun, active in Echigo Province (Hokuetsu). Seijun is documented as the same individual known as Kobayashi Masaoki, working in the late Edo period.Dated Ansei 4 (1857), the blade belongs to the closing phase of the Edo period, immediately preceding the Bakumatsu upheaval. During this era, many smiths sought refined workmanship inspired by classical traditions.The Tokubetsu Hozon designation confirms recognized artistic and historical merit.","og_url":"https:\/\/www.supeinnihonto.com\/fr\/produit\/nihonto-katana-kobayashi-seijun-nbthk-tokobetsu-hozon\/","og_site_name":"Supein Nihonto","article_modified_time":"2026-05-12T14:08:25+00:00","og_image":[{"width":3125,"height":1875,"url":"https:\/\/www.supeinnihonto.com\/wp-content\/uploads\/2024\/02\/logo-sold-scaled.png","type":"image\/png"}],"twitter_card":"summary_large_image","twitter_misc":{"Dur\u00e9e de lecture estim\u00e9e":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.supeinnihonto.com\/fr\/produit\/nihonto-katana-kobayashi-seijun-nbthk-tokobetsu-hozon\/","url":"https:\/\/www.supeinnihonto.com\/fr\/produit\/nihonto-katana-kobayashi-seijun-nbthk-tokobetsu-hozon\/","name":"Nihonto Katana \"Kobayashi Seijun\" NBTHK Tokobetsu Hozon - Supein Nihonto","isPartOf":{"@id":"https:\/\/www.supeinnihonto.com\/fr\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.supeinnihonto.com\/fr\/produit\/nihonto-katana-kobayashi-seijun-nbthk-tokobetsu-hozon\/#primaryimage"},"image":{"@id":"https:\/\/www.supeinnihonto.com\/fr\/produit\/nihonto-katana-kobayashi-seijun-nbthk-tokobetsu-hozon\/#primaryimage"},"thumbnailUrl":"https:\/\/i0.wp.com\/www.supeinnihonto.com\/wp-content\/uploads\/2024\/02\/logo-sold-scaled.png?fit=3125%2C1875&ssl=1","datePublished":"2026-02-19T07:50:21+00:00","dateModified":"2026-05-12T14:08:25+00:00","description":"The mei clearly identifies the smith as Hokuetsu Shinj\u014d j\u016b Kobayashi Seijun, active in Echigo Province (Hokuetsu). Seijun is documented as the same individual known as Kobayashi Masaoki, working in the late Edo period.Dated Ansei 4 (1857), the blade belongs to the closing phase of the Edo period, immediately preceding the Bakumatsu upheaval. During this era, many smiths sought refined workmanship inspired by classical traditions.The Tokubetsu Hozon designation confirms recognized artistic and historical merit.","breadcrumb":{"@id":"https:\/\/www.supeinnihonto.com\/fr\/produit\/nihonto-katana-kobayashi-seijun-nbthk-tokobetsu-hozon\/#breadcrumb"},"inLanguage":"fr-FR","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.supeinnihonto.com\/fr\/produit\/nihonto-katana-kobayashi-seijun-nbthk-tokobetsu-hozon\/"]}]},{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/www.supeinnihonto.com\/fr\/produit\/nihonto-katana-kobayashi-seijun-nbthk-tokobetsu-hozon\/#primaryimage","url":"https:\/\/i0.wp.com\/www.supeinnihonto.com\/wp-content\/uploads\/2024\/02\/logo-sold-scaled.png?fit=3125%2C1875&ssl=1","contentUrl":"https:\/\/i0.wp.com\/www.supeinnihonto.com\/wp-content\/uploads\/2024\/02\/logo-sold-scaled.png?fit=3125%2C1875&ssl=1","width":3125,"height":1875,"caption":"sold"},{"@type":"BreadcrumbList","@id":"https:\/\/www.supeinnihonto.com\/fr\/produit\/nihonto-katana-kobayashi-seijun-nbthk-tokobetsu-hozon\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Portada","item":"https:\/\/www.supeinnihonto.com\/fr\/"},{"@type":"ListItem","position":2,"name":"Shop","item":"https:\/\/www.supeinnihonto.com\/fr\/shop\/"},{"@type":"ListItem","position":3,"name":"Nihonto Katana \u00ab\u00a0Kobayashi Seijun\u00a0\u00bb NBTHK Tokobetsu Hozon"}]},{"@type":"WebSite","@id":"https:\/\/www.supeinnihonto.com\/fr\/#website","url":"https:\/\/www.supeinnihonto.com\/fr\/","name":"Supein Nihonto","description":"Authentic japanese Nihonto katana ","publisher":{"@id":"https:\/\/www.supeinnihonto.com\/fr\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.supeinnihonto.com\/fr\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"fr-FR"},{"@type":"Organization","@id":"https:\/\/www.supeinnihonto.com\/fr\/#organization","name":"SupeinNihonto","url":"https:\/\/www.supeinnihonto.com\/fr\/","logo":{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/www.supeinnihonto.com\/fr\/#\/schema\/logo\/image\/","url":"https:\/\/www.supeinnihonto.com\/wp-content\/uploads\/2021\/11\/animation_Default_3szk0jcenoloop.gif","contentUrl":"https:\/\/www.supeinnihonto.com\/wp-content\/uploads\/2021\/11\/animation_Default_3szk0jcenoloop.gif","width":750,"height":641,"caption":"SupeinNihonto"},"image":{"@id":"https:\/\/www.supeinnihonto.com\/fr\/#\/schema\/logo\/image\/"}}]}},"jetpack-related-posts":[{"id":42544,"url":"https:\/\/www.supeinnihonto.com\/produit\/nihonto-katana-kobayashi-seijun-nbthk-tokobetsu-hozon\/","url_meta":{"origin":42546,"position":0},"title":"Nihonto Katana \u00ab\u00a0Kobayashi Seijun\u00a0\u00bb NBTHK Tokobetsu Hozon","author":"Eric Majo","date":"19 de f\u00e9vrier de 2026","format":false,"excerpt":"ITEM DESCRIPTION: Comes with kimono or cotton bag. Comes with certificate of supein Nihonto. Documentation Certificate and registration Appraisal Certificate NBTHKTokobetsu Hozon Title:Ichit\u014d-mei Appraisal Certificate. Main text:Hokuetsu Shinj\u014d resident Kobayashi Seijun forged this. Ansei 4 (1857), year of the Snake, second month, auspicious day. After examination by this association, it\u2026","rel":"","context":"Article similaire","block_context":{"text":"Article similaire","link":""},"img":{"alt_text":"sold","src":"https:\/\/i0.wp.com\/www.supeinnihonto.com\/wp-content\/uploads\/2024\/02\/logo-sold-scaled.png?fit=1200%2C720&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.supeinnihonto.com\/wp-content\/uploads\/2024\/02\/logo-sold-scaled.png?fit=1200%2C720&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.supeinnihonto.com\/wp-content\/uploads\/2024\/02\/logo-sold-scaled.png?fit=1200%2C720&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.supeinnihonto.com\/wp-content\/uploads\/2024\/02\/logo-sold-scaled.png?fit=1200%2C720&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/www.supeinnihonto.com\/wp-content\/uploads\/2024\/02\/logo-sold-scaled.png?fit=1200%2C720&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":42547,"url":"https:\/\/www.supeinnihonto.com\/de\/produkt\/nihonto-katana-kobayashi-seijun-nbthk-tokobetsu-hozon\/","url_meta":{"origin":42546,"position":1},"title":"Nihonto Katana \u00ab\u00a0Kobayashi Seijun\u00a0\u00bb NBTHK Tokobetsu Hozon","author":"Eric Majo","date":"19 de f\u00e9vrier de 2026","format":false,"excerpt":"ITEM DESCRIPTION: Comes with kimono or cotton bag. Comes with certificate of supein Nihonto. Documentation Certificate and registration Appraisal Certificate NBTHKTokobetsu Hozon Title:Ichit\u014d-mei Appraisal Certificate. Main text:Hokuetsu Shinj\u014d resident Kobayashi Seijun forged this. Ansei 4 (1857), year of the Snake, second month, auspicious day. After examination by this association, it\u2026","rel":"","context":"Article similaire","block_context":{"text":"Article similaire","link":""},"img":{"alt_text":"sold","src":"https:\/\/i0.wp.com\/www.supeinnihonto.com\/wp-content\/uploads\/2024\/02\/logo-sold-scaled.png?fit=1200%2C720&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.supeinnihonto.com\/wp-content\/uploads\/2024\/02\/logo-sold-scaled.png?fit=1200%2C720&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.supeinnihonto.com\/wp-content\/uploads\/2024\/02\/logo-sold-scaled.png?fit=1200%2C720&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.supeinnihonto.com\/wp-content\/uploads\/2024\/02\/logo-sold-scaled.png?fit=1200%2C720&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/www.supeinnihonto.com\/wp-content\/uploads\/2024\/02\/logo-sold-scaled.png?fit=1200%2C720&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":42548,"url":"https:\/\/www.supeinnihonto.com\/it\/prodotto\/nihonto-katana-kobayashi-seijun-nbthk-tokobetsu-hozon\/","url_meta":{"origin":42546,"position":2},"title":"Nihonto Katana \u00ab\u00a0Kobayashi Seijun\u00a0\u00bb NBTHK Tokobetsu Hozon","author":"Eric Majo","date":"19 de f\u00e9vrier de 2026","format":false,"excerpt":"ITEM DESCRIPTION: Comes with kimono or cotton bag. Comes with certificate of supein Nihonto. Documentation Certificate and registration Appraisal Certificate NBTHKTokobetsu Hozon Title:Ichit\u014d-mei Appraisal Certificate. Main text:Hokuetsu Shinj\u014d resident Kobayashi Seijun forged this. Ansei 4 (1857), year of the Snake, second month, auspicious day. After examination by this association, it\u2026","rel":"","context":"Article similaire","block_context":{"text":"Article similaire","link":""},"img":{"alt_text":"sold","src":"https:\/\/i0.wp.com\/www.supeinnihonto.com\/wp-content\/uploads\/2024\/02\/logo-sold-scaled.png?fit=1200%2C720&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.supeinnihonto.com\/wp-content\/uploads\/2024\/02\/logo-sold-scaled.png?fit=1200%2C720&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.supeinnihonto.com\/wp-content\/uploads\/2024\/02\/logo-sold-scaled.png?fit=1200%2C720&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.supeinnihonto.com\/wp-content\/uploads\/2024\/02\/logo-sold-scaled.png?fit=1200%2C720&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/www.supeinnihonto.com\/wp-content\/uploads\/2024\/02\/logo-sold-scaled.png?fit=1200%2C720&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":42646,"url":"https:\/\/www.supeinnihonto.com\/produit\/nihonto-katana-minamoto-kunishige-nbthk-tokobetsu-hozon\/","url_meta":{"origin":42546,"position":3},"title":"Nihonto Katana \u00ab\u00a0Minamoto Kunishige\u00a0\u00bb NBTHK Tokobetsu Hozon","author":"Eric Majo","date":"19 de f\u00e9vrier de 2026","format":false,"excerpt":"ITEM DESCRIPTION: Comes with kimono or cotton bag. Comes with certificate of supein Nihonto. Documentation Documentation 1) NBTHK Certificate (\u5200\u5263\u9451\u5b9a\u66f8 \/ \u201cSword Appraisal Certificate\u201d) Heading: \u5200\u3000\u9451\u5b9a\u66f8Translation: Katana \u2014 Appraisal Certificate Mei: \u5c71\u57ce\u5927\u63be\u6e90\u56fd\u91cdTranslation: Inscription: Yamashiro Daij\u014d Minamoto Kunishige (Additional inscription): \u6c34\u7530\u4f4f\u4eba\u4ee5\u5357\u86ee\u9244\u4f5c\u4e4bTranslation: (Additional inscription): \u201cResident of Mizuta; made using nanban-tetsu (imported\/\u2018western\u2019 iron\/steel)\u201d\u2026","rel":"","context":"Article similaire","block_context":{"text":"Article similaire","link":""},"img":{"alt_text":"Sold","src":"https:\/\/i0.wp.com\/www.supeinnihonto.com\/wp-content\/uploads\/2024\/01\/logo-sold-scaled.png?fit=1200%2C720&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.supeinnihonto.com\/wp-content\/uploads\/2024\/01\/logo-sold-scaled.png?fit=1200%2C720&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.supeinnihonto.com\/wp-content\/uploads\/2024\/01\/logo-sold-scaled.png?fit=1200%2C720&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.supeinnihonto.com\/wp-content\/uploads\/2024\/01\/logo-sold-scaled.png?fit=1200%2C720&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/www.supeinnihonto.com\/wp-content\/uploads\/2024\/01\/logo-sold-scaled.png?fit=1200%2C720&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":42650,"url":"https:\/\/www.supeinnihonto.com\/it\/prodotto\/nihonto-katana-minamoto-kunishige-nbthk-tokobetsu-hozon\/","url_meta":{"origin":42546,"position":4},"title":"Nihonto Katana \u00ab\u00a0Minamoto Kunishige\u00a0\u00bb NBTHK Tokobetsu Hozon","author":"Eric Majo","date":"19 de f\u00e9vrier de 2026","format":false,"excerpt":"ITEM DESCRIPTION: Comes with kimono or cotton bag. Comes with certificate of supein Nihonto. Documentation Documentation 1) NBTHK Certificate (\u5200\u5263\u9451\u5b9a\u66f8 \/ \u201cSword Appraisal Certificate\u201d) Heading: \u5200\u3000\u9451\u5b9a\u66f8Translation: Katana \u2014 Appraisal Certificate Mei: \u5c71\u57ce\u5927\u63be\u6e90\u56fd\u91cdTranslation: Inscription: Yamashiro Daij\u014d Minamoto Kunishige (Additional inscription): \u6c34\u7530\u4f4f\u4eba\u4ee5\u5357\u86ee\u9244\u4f5c\u4e4bTranslation: (Additional inscription): \u201cResident of Mizuta; made using nanban-tetsu (imported\/\u2018western\u2019 iron\/steel)\u201d\u2026","rel":"","context":"Article similaire","block_context":{"text":"Article similaire","link":""},"img":{"alt_text":"Sold","src":"https:\/\/i0.wp.com\/www.supeinnihonto.com\/wp-content\/uploads\/2024\/01\/logo-sold-scaled.png?fit=1200%2C720&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.supeinnihonto.com\/wp-content\/uploads\/2024\/01\/logo-sold-scaled.png?fit=1200%2C720&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.supeinnihonto.com\/wp-content\/uploads\/2024\/01\/logo-sold-scaled.png?fit=1200%2C720&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.supeinnihonto.com\/wp-content\/uploads\/2024\/01\/logo-sold-scaled.png?fit=1200%2C720&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/www.supeinnihonto.com\/wp-content\/uploads\/2024\/01\/logo-sold-scaled.png?fit=1200%2C720&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":40213,"url":"https:\/\/www.supeinnihonto.com\/produit\/nihonto-katana-nakamura-ju-kunimasa-with-nbthk-tokobetsu-hozon\/","url_meta":{"origin":42546,"position":5},"title":"Nihonto Katana \u00ab\u00a0Nakamura-j\u016b Kunimasa\u00a0\u00bb with NBTHK Tokobetsu Hozon","author":"Eric Majo","date":"5 de janvier de 2026","format":false,"excerpt":"ITEM DESCRIPTION: Comes with kimono or cotton bag. Comes with certificate of supein Nihonto. Comes with copy of Tokosusho. Comes with NBTHK Tokobetsu kicho Certificate. Documentation Kanteisho (appraisal certificate) Mei (signature): Kunimasa Jidai (period\/era): circa Genroku J\u016bsho (residence): Nakamura, Uda District, \u014csh\u016b Nagasa (blade length): 2 shaku 4 sun 1\u2026","rel":"","context":"Article similaire","block_context":{"text":"Article similaire","link":""},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.supeinnihonto.com\/wp-content\/uploads\/2026\/01\/19870title-1-scaled.jpg?fit=1200%2C753&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.supeinnihonto.com\/wp-content\/uploads\/2026\/01\/19870title-1-scaled.jpg?fit=1200%2C753&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.supeinnihonto.com\/wp-content\/uploads\/2026\/01\/19870title-1-scaled.jpg?fit=1200%2C753&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.supeinnihonto.com\/wp-content\/uploads\/2026\/01\/19870title-1-scaled.jpg?fit=1200%2C753&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/www.supeinnihonto.com\/wp-content\/uploads\/2026\/01\/19870title-1-scaled.jpg?fit=1200%2C753&ssl=1&resize=1050%2C600 3x"},"classes":[]}],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.supeinnihonto.com\/fr\/wp-json\/wp\/v2\/product\/42546","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.supeinnihonto.com\/fr\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.supeinnihonto.com\/fr\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.supeinnihonto.com\/fr\/wp-json\/wp\/v2\/media\/10954"}],"wp:attachment":[{"href":"https:\/\/www.supeinnihonto.com\/fr\/wp-json\/wp\/v2\/media?parent=42546"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.supeinnihonto.com\/fr\/wp-json\/wp\/v2\/product_brand?post=42546"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.supeinnihonto.com\/fr\/wp-json\/wp\/v2\/product_cat?post=42546"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.supeinnihonto.com\/fr\/wp-json\/wp\/v2\/product_tag?post=42546"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}