{"product_id":"ju-ichi-hira-ganna-japanese-smoothing-plane-by-usui-kengo-65mm-1","title":"「Ju Ichi」Hira-ganna Japanese Smoothing Plane by Usui Kengo - 65mm ②","description":"\u003cp\u003eSmith name: \u003cem\u003e\u003cstrong\u003eUsui Kengo\u003c\/strong\u003e\u003cstrong\u003e (碓氷健吾)\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003eSteel:\u003cstrong\u003e\u003cspan\u003e \u003ci\u003eBlue #1 \u003c\/i\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eJigane(Iron part of the blade):\u003cstrong\u003e\u003c\/strong\u003e\u003cem\u003e\u003cstrong\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003eWrought iron(Kamaji)\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003eBlade Width:\u003cspan\u003e \u003cem\u003e\u003cstrong\u003e65\u003c\/strong\u003e\u003c\/em\u003e\u003c\/span\u003e\u003cem\u003e\u003cstrong\u003emm\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003eBlade length: \u003cem\u003e\u003cstrong\u003e115mm\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003eBlade thickness:\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003cem\u003e\u003cstrong\u003eThe blade near the bevel(about 6.10mm)，Top of Blade（about 8.80mm）\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cdiv class=\"product-info__block-item\" data-block-type=\"description\"\u003e\n\u003cdiv class=\"prose\"\u003e\n\u003cp\u003eBlade Weight:\u003cspan\u003e \u003c\/span\u003e\u003cem\u003e\u003cstrong\u003e347g\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003eBlade Angles:\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e24°\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eChip Breaker\u003cspan\u003e \u003c\/span\u003eWidth:\u003cspan\u003e \u003c\/span\u003e\u003cem\u003e\u003cstrong\u003e57mm \u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003eDai manufacture:\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003e\u003cb\u003e\u003ci\u003eYasuhiro(康弘)\u003c\/i\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eDai size(length, width, thickness):\u003cem\u003e\u003cstrong\u003e\u003cspan\u003e \u003c\/span\u003e288mm 83mm 37mm\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003eTotal weight: \u003cem\u003e\u003cstrong\u003e1130g\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003eAccessories: \u003cmeta charset=\"utf-8\"\u003e\u003cem\u003e\u003cstrong\u003eOriginal box; Original carrying pouch; Instruction manual  and \u003cmeta charset=\"utf-8\"\u003eInstruction manual from Yasuhiro Daiya.\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003eYear of production:\u003cstrong\u003e\u003c\/strong\u003e\u003cem\u003e\u003cstrong\u003e\u003cspan\u003e According to online records, Juichi brand planes were produced between 1952 and 1999. I estimate that this particular plane was manufactured prior to 1960. I will explain the reasoning behind my judgment below.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003eAdditional Information:\u003cem\u003e\u003cstrong\u003e This is a rare early-period piece from the series, in brand-new and unused condition. It was acquired from a specialist tool shop in the Kanto region, where it had been kept in a display cabinet for over 20 years.\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e\u003cstrong\u003e\u003cmeta charset=\"utf-8\"\u003eThe last image is the final page of the instruction manual. It serves as a touching reminder of the golden age of hand-forged tools, when blacksmiths worked closely with carpenter. The text reads: “A plane for every local wood!! A temper for every \u003cmeta charset=\"utf-8\"\u003euser’s touch!! Custom adjustments available upon request.“\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e\u003cstrong\u003e※ Basis for dating this plane to pre-1960:\u003cbr\u003eThe back of the blade is engraved with “\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003e通商産業局長賞受賞\/\u003c\/span\u003eWinner of the Director-General’s Award from the Bureau of International Trade and Industry.” According to records from \u003cspan style=\"color: rgb(0, 170, 255);\"\u003e\u003ca href=\"https:\/\/daikuhamono.sakura.ne.jp\/usuikengo.htm\" style=\"color: rgb(0, 170, 255);\" rel=\"noopener\" target=\"_blank\"\u003ethe website\u003c\/a\u003e,\u003c\/span\u003e Mr. \u003cmeta charset=\"utf-8\"\u003eUsui  Kengo received the ”Tokyo Bureau of International Trade and Industry Director-General’s Award' at the 2nd Nationwide Export Promotion Exhibition in August 1953 (Showa 28)“.\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e\u003cstrong\u003eFurthermore, I am struck by the clear distinctions between this blade and those from the series' later production. It vividly illustrates the blacksmith’s evolution and the refinement of his craft over time.\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e\u003cstrong\u003e\u003cmeta charset=\"utf-8\"\u003e※ 1: The Urasuki finish changed from early-stage 'Migaki' to a later light-blackened coating, providing better rust protection for the \u003cmeta charset=\"utf-8\"\u003eUrasuki.\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e\u003cstrong\u003e\u003cmeta charset=\"utf-8\"\u003e※ 2: In the early versions, the top of the blade was finished flat, whereas later iterations feature a chamfered head.\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e\u003cstrong\u003e\u003cmeta charset=\"utf-8\"\u003e※ 3: The file texture on the blade's flanks transitioned from a horizontal pattern in early models to a diagonal\/slanted pattern in later versions.\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e\u003cstrong\u003eThere are a few additional points of interest:\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e\u003cstrong\u003e1: Front Inscription: On early blades, the right side is engraved with \"藤光作\/Fujimitsu-saku“ (Possibly a wholesaler's name). In contrast, later production features the blacksmith’s own name, ”健吾作\/Kengo-saku“.\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e\u003cstrong\u003e2: Seal of Authenticity: The back of this blade features Kengo Usui’s personal seal (a square stamp using archaic seal-script kanji).\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e\u003cstrong\u003e3: The Daiya mark: The instruction manual from the “Daiya” provides more detail regarding the mark on the wooden body—a plum blossom enclosing the kanji 'Yu' (祐). This specific mark belongs to Yasuhiro Daiya of Yoita, Nagaoka City, Niigata Prefecture.\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!----\u003e","brand":"TENMOKU","offers":[{"title":"Default Title","offer_id":47855750217966,"sku":null,"price":70000.0,"currency_code":"JPY","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0692\/0162\/5326\/files\/DSF6238_d23dfb80-8aea-4ed5-8ae0-346f55013693.jpg?v=1775430158","url":"https:\/\/tenmoku0701.myshopify.com\/ja\/products\/ju-ichi-hira-ganna-japanese-smoothing-plane-by-usui-kengo-65mm-1","provider":"TENMOKU","version":"1.0","type":"link"}