{"product_id":"tadachika-slender-double-edged-koshi-nata-hatchet-240mm-yasugi-aogami-blue-steel","title":"Tadachika Slender Double-Edged Koshi Nata Hatchet — 240mm, Yasugi Aogami Blue Steel","description":"\u003cp\u003eOVERVIEW \u0026amp; PRODUCT DESCRIPTION\u003cbr\u003eAchieve maximum reach, heavy-duty chopping momentum, and precise control with the Tadachika Slender Double-Edged Koshi Nata Hatchet (Model #439), featuring an impressive 240mm long slender blade.\u003c\/p\u003e\n\u003cp\u003eHandcrafted in Tosa, Kochi Prefecture—a region renowned for centuries of master blacksmithing—this professional-grade hatchet features a massive 240mm double-edged blade (両刃) with a refined, narrow width (細巾) forged from premium Yasugi Aogami Blue Steel (安来鋼青紙). Offering the ultimate extended reach of a 240mm tool, the slender geometry reduces unnecessary air drag while leveraging the weight for powerful, clean cuts. Aogami Blue Steel ensures exceptional edge retention, hardness, and durability under rigorous daily workloads.\u003c\/p\u003e\n\u003cp\u003eWhether used for professional forestry, heavy log clearing, deep vegetation management, or demanding outdoor bushcraft survival, this authentic Japanese utility hatchet delivers uncompromising performance, extended leverage, and enduring reliability.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003eKEY FEATURES \u0026amp; SPECIFICATIONS\u003cbr\u003e- Premium Yasugi Aogami Blue Steel Core (安来鋼青紙): Forged from high-grade Japanese carbon steel renowned for exceptional hardness, wear resistance, and long-lasting sharpness.\u003cbr\u003e- Long Slender 240mm Double-Edged Blade (両刃 細巾 240mm): Symmetrical double-edged geometry with an extended 240mm length and narrow profile maximizes swing velocity, chopping force, and straight cuts for both right- and left-handed users.\u003cbr\u003e- Traditional Tosa Forging Heritage (土佐の鉈): Crafted using generations of master blacksmith techniques in Tosa, Kochi, guaranteeing superior structural integrity under heavy impact.\u003cbr\u003e- Heavy-Duty Field \u0026amp; Forestry Utility: Ideal for professional forestry, heavy log splitting, deep land clearing, bushcraft survival, and rigorous outdoor wood-cutting applications.\u003cbr\u003e- Handcrafted in Japan: Built with the uncompromising quality expected of traditional Japanese edged tool makers.\u003c\/p\u003e\n\u003cp\u003e- Specifications:\u003cbr\u003e  - Brand: Tadachika (忠親)\u003cbr\u003e  - Model: #439 (腰ナタ 240mm 両刃 細巾 安来鋼青紙)\u003cbr\u003e  - Blade Length: 240mm (刃渡り 240mm)\u003cbr\u003e  - Blade Style: Slender \/ Narrow profile (細巾)\u003cbr\u003e  - Edge Type: Double-edged \/ Ryoba (両刃)\u003cbr\u003e  - Steel Type: Yasugi Aogami Blue Paper Steel \/ High-Carbon Steel (安来鋼青紙)\u003cbr\u003e  - Origin: Made in Japan\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003eHOW TO CARE FOR STEEL\u003cbr\u003eWipe away moisture, dirt, and plant sap immediately after use. Apply a light coat of camellia oil or mineral oil to the high-carbon steel blade to prevent rust, and store in a dry location.\u003cbr\u003e\u003c\/p\u003e","brand":"Tadachika","offers":[{"title":"Default Title","offer_id":53619074498872,"sku":"83383-439","price":0.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1010\/6778\/4504\/files\/Photoroom_20261030_150443_c5307c7f-d9d6-4fb3-a32f-c81d4c175f19.jpg?v=1793333348","url":"https:\/\/niwakokoro.com\/products\/tadachika-slender-double-edged-koshi-nata-hatchet-240mm-yasugi-aogami-blue-steel","provider":"Niwa Kokoro","version":"1.0","type":"link"}