Deba vs Yanagiba: Japanese Fish Knife Guide
For anyone serious about whole-fish preparation, the Deba and Yanagiba are the two essential Japanese knives. They serve completely different roles. Deba (出刃) — Fish Butchery Knife The Deba is a thick, heavy knife designed for breaking down whole fish. Aspect Deba Blade length 150–210mm (standard: 180mm) Thickness Very thick spine (5–8mm) Weight Heavy Edge Single-bevel (30/70 or 100/0) Primary use Cutting through bones, head removal, filleting Steel Typically carbon (white or blue steel) Best for: Anyone who buys whole fish and processes it at home. Not for general kitchen use. ...