ZAKU® Knives 2026 Made in Japan.

DebaFish Butchery Knife165-210mm

Strong enough for bones; essential for whole-fish preparation. Thick spine, heavy weight, single bevel.

Fish butchering specialist — head removal, filleting, portioning.
Thick spine, single bevel; breaks down whole fish without crushing the flesh.

QUALITATIVE SPECIFICATIONS

WHY CHOOSE THE DEBA

出刃 ⎯ DEBA ⎯ FISH BUTCHERY KNIFE

Overview

The deba is a fish butchering knife — thick spine, single bevel, designed to handle the full breakdown of a whole fish. Head removal, filleting, portioning: the deba does it in sequence. Not a multi-purpose kitchen knife. A specialist tool built for a specific job and nothing else.

Fish butchering

The primary job of a deba is to break down whole fish — cleanly, efficiently, without crushing the flesh. The geometry, weight, and bevel are all oriented around this task. A proper deba in the right hands handles an entire fish faster and cleaner than any general knife.

Heavy spine

The deba's thick spine concentrates weight forward and provides the mass needed to cut through fish spine and small bones without the blade twisting or deflecting. Heft is a feature here, not a compromise.

Traditional Japanese

A foundational tool in Japanese kitchen tradition — purpose-built, unchanged in its core geometry, designed around the demands of Japanese cooking culture. It has served the same function for generations for a reason.

Single bevel

Ground on one side only. The flat back provides a reference surface and directional control; the bevel side creates extreme cutting acuity. Single-bevel geometry achieves a level of sharpness and separation that double-bevel knives can't match.

BROWSE OTHER KNIFE TYPES

LOOKING FOR SOMETHING ELSE?

SANTOKU

SANTOKU三徳

All-purpose Home Knife

165-180mm

Safer, user-friendly for beginners; compact for small kitchens. Shorter, taller blade; “three virtues” = meat/fish/veg

PETTY

PETTYペティ

Utility Knife

120-150mm

Perfect companion knife; extremely maneuverable. Mini chef knife profile.

Gyuto

Gyuto牛刀

Japanese Chef’s knife

180-240mm

Most versatile; ideal for someone buying their first Japanese knife. Western-inspired double bevel; curved belly for rocking cuts

Nakiri

Nakiri菜切

Vegetable Knife

165-180mm

Built for vegetables; flat edge keeps full board contact for clean push cuts. Rectangular blade, no tip, thin and light.

Sujihiki

Sujihiki筋引

Slicer

230-300mm

Makes clean, smooth, restaurant-quality protein slices. Long, narrow blade reduces friction.

Yanagiba

Yanagiba柳刃

Sushi/Sashimi Knife

240-300mm

Traditional sushi craftsmanship; creates glossy, perfect cuts. Single bevel, long blade, razor-thin tip.