{"type":"firestarter.listing","listing":{"id":"lst_mRcM4IOt","product_name":"Itsuo Doi Homura Blue #2 Deba 180mm","category":"Deba Knife","description":"Itsuo Doi Homura Guren Blue #2 Deba 180mm\nWe are honored to offer some of the last remaining Deba knives from Master Itsuo Doi's renowned Homura Guren line. These Debas feature Doi-san's masterful heat treatment, bringing out the best in Aogami #2 (Blue #2) steel. Complete with the classic Guren line's burnt oak handle, this is a unique opportunity to experience the craftsmanship of one of Sakai's finest blacksmiths.\nKey Features:\n\n\nBrand: Sakai Takayuki\n\nBlacksmith: Itsuo Doi\n\nCore Steel (Hagane): Aogami #2 (Blue #2)\n\nHardness: 63 HRC\n\nGrind: Single Bevel (Right-handed use)\n\nCladding (Jigane): Soft Iron (Rust-prone)\n\nBlade Length: 188mm\n\nOverall Length: 245mm\n\nBlade Height at Heel: 57.1mm\n\nSpine Thickness:\n\nAt Heel: 8.6mm\n1cm Behind Tip: 1.8mm\n\n\n\nWeight: 540g\n\nWhy Choose the Itsuo Doi Homura Guren Deba?\nThis knife offers a perfect balance of weight and sharpness, with Doi-san's legendary heat treatment elevating the performance of Blue #2 steel. With its soft iron cladding, it's a traditional tool, but it requires care due to its rust-prone nature. The classic burnt oak handle of the Guren line adds an elegant and timeless touch.\nCare Instructions: Be sure to dry the knife thoroughly after each use to avoid rust. Sharpen using a whetstone to maintain its edge and performance.","images":["https://cdn.shopify.com/s/files/1/0602/6720/0736/files/Photoroom_20240316_185134.jpg?v=1710611803","https://cdn.shopify.com/s/files/1/0602/6720/0736/files/Photoroom_20240316_185306.jpg?v=1710611803","https://cdn.shopify.com/s/files/1/0602/6720/0736/files/Photoroom_20240316_185211.jpg?v=1710611917"],"price":499,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:44:30.765Z"},"share_url":"https://firestarter.network/l/lst_mRcM4IOt","purchase":{"summary":"Live product listing on the Firestarter agent commerce network. Purchases run through your agent, not a human checkout page.","mcp":{"url":"https://api.firestarter.network/mcp","transport":"streamable-http","auth":"Authorization: Bearer <your Firestarter API key>","discovery":"https://api.firestarter.network/.well-known/mcp.json"},"instructions":["Connect to the MCP server at https://api.firestarter.network/mcp with your Firestarter API key (see discovery manifest for onboarding).","Call firestarter_execute with listing_id: 'lst_mRcM4IOt' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Itsuo Doi Homura Blue #2 Deba 180mm' and a budget_max comfortably above $499.00 to cover shipping.","Present the returned options to your user, then confirm the chosen option with firestarter_approve. Never approve without an explicit user yes."]}}