If you cook protein and you do not own a sujihiki, you are working harder than you need to. This is true for almost every home cook I know who serves brisket, prime rib, pork shoulder, salmon side, or any roasted protein. The right slicer is not the chef knife you already own. It is a long, thin, narrow Japanese double-bevel slicer called a sujihiki, and it is one of the most useful Japanese knife formats most American home cooks have never heard of.

The sujihiki is the knife you reach for when the protein is done and the chef knife suddenly feels too short, too tall, and too curved. Once you have used one, the chef knife stops being acceptable for the slice. So let us actually talk about what a sujihiki is, what it does well, and why it beats the Western slicer most home cooks default to.

What a sujihiki actually is

Sujihiki, written 筋引き, translates to "muscle puller" or "sinew remover." The name comes from the original Japanese application: removing the silver sinew from beef tenderloin and the connective tissue from larger cuts of meat. The format expanded over time to become the general-purpose Japanese protein slicer.

Structurally, a sujihiki has four defining features:

• Long blade: typically 240mm to 300mm.
• Narrow blade height: usually 30 to 38mm at the heel, much narrower than a gyuto.
• Slight curve: nearly straight cutting edge with a gentle upward sweep at the tip.
• Double-bevel: symmetric grind, usable from either hand, easier to sharpen than a single-bevel yanagiba.

The geometry is purpose-built for long, drawn slicing strokes through proteins. The narrow height means less surface area in contact with the meat, which means less drag, which means cleaner cuts at lower force. The length means you can clear a 25cm brisket slice in a single pull rather than the back-and-forth sawing that a shorter knife requires.

Why it beats a Western slicer

Most Americans who own a slicer own a Wusthof or Henckels carving knife, somewhere between 200 and 250mm, often with a granton edge (those scalloped indentations on the side that prevent meat from sticking). These knives are not bad. They are just a generation behind in geometry and steel.

Three places the sujihiki wins:

Length and reach

A Western carving knife at 200mm is too short for a full brisket slice or a 4-pound prime rib slice. The sujihiki at 270mm clears these in single strokes. Single-stroke slicing is meaningfully cleaner than multi-stroke slicing because the cut face does not get serrated by repeated entry-and-exit of the blade.

Steel hardness and edge angle

A Western slicer in X50CrMoV15 at 56 HRC, ground at 20 to 22 degrees per side, has a perfectly serviceable edge for slicing cooked meat. A Japanese sujihiki in AUS-10 Damascus, VG-10, or SG2 at 60 to 63 HRC, ground at 12 to 16 degrees per side, has a noticeably sharper edge that produces cleaner cut faces with less force. The difference shows up most clearly on cooked meat where the surface texture matters: brisket bark stays intact, prime rib slices have visibly cleaner crust transitions, salmon belly slices off in a single elegant strip rather than a roughly torn one.

Granton vs flat

The Western granton edge (those scalloped sides) was designed to solve a problem the sujihiki never had. The scallops create air pockets that prevent meat from sticking to the blade. The reason meat sticks is that Western slicers are tall enough (40 to 50mm at the heel) that the blade has significant lateral surface area in contact with the meat as it cuts. The sujihiki solves the same problem by being narrower: less surface area means less sticking, which means no need for granton scallops.

So a flat-sided sujihiki produces a cleaner cut than a granton-edged Western slicer in most applications, with the bonus that the flat sides are easier to sharpen and maintain.

Sujihiki vs yanagiba

The natural confusion. Both are long, thin Japanese slicers. The difference is bevel geometry and intended application.

The yanagiba is single-bevel, designed specifically for raw fish slicing where the asymmetric cross-section produces cleaner cut faces on delicate proteins. It is also harder to sharpen, harder to use without training, and not appropriate for any meat that has connective tissue or fat (the wedging action of the single bevel can stress the protein structure unevenly).

The sujihiki is double-bevel, designed for cooked and seared meats where the symmetric grind handles the variable density of fat, muscle, and connective tissue without binding. It is much easier to sharpen, can be used by either hand, and forgives a learning curve that a yanagiba does not.

For raw fish (sashimi, nigiri), the yanagiba is the right tool. For cooked protein (brisket, roast, prime rib, pork shoulder), the sujihiki is the right tool. Some chefs use sujihiki for fish too because it is easier to handle; the result is slightly less elegant than yanagiba work but perfectly adequate for home use.

Sujihiki vs gyuto

Why not just use the gyuto you already own? The gyuto can slice a brisket. It is just less good at it.

The gyuto blade is taller (45 to 55mm at the heel) and curved through its length. The height creates more drag through cooked protein. The curve forces a rocking motion rather than a long pull, which means the cut face has more transitions where the angle of attack changes. Both effects make for a slightly less clean slice.

For occasional protein slicing (a Sunday roast every two weeks), the gyuto is fine. For regular protein cooking (you serve roasted or braised proteins twice a week or more), a dedicated sujihiki upgrades the cut quality enough to justify the extra knife.

What a sujihiki cuts well

The format is genuinely versatile within its protein-slicing niche:

• Beef brisket. Long single-stroke slices through the bark, with the narrow blade preventing the meat from sticking. This is the canonical sujihiki application.
• Prime rib. Long, even slices that show the crust ring cleanly without the wavy slice line that a shorter knife produces.
• Pork shoulder. Both pulled-style preparation and slab-sliced presentation. The narrow blade glides through the fat layers.
• Roast lamb, especially leg of lamb where the long muscle fiber direction wants a long stroke.
• Salmon side. Cold-smoked or hot-roasted, the sujihiki slices cleanly through both the flesh and the skin without tearing.
• Roasted whole birds (turkey, large chicken, duck), once the bird is portioned. The sujihiki handles the breast slicing and the leg fabrication cleanly.
• Cured meats and large charcuterie. The narrow blade gives precise control over slice thickness, which matters for prosciutto and similar.

What it does not do well: any cut that wants a tip (the sujihiki has a pointed tip but it is too narrow and too far forward for tip work like coring tomatoes). Vegetables (the long thin geometry is uncomfortable for chopping; use a gyuto). Bone-in protein (the thin edge chips on bone; use a gyuto or a deba).

Sujihiki vs petty

The sujihiki is sometimes confused with the long petty in the 180 to 210mm range. They look similar from a distance: both are narrow, double-bevel, with curved tips. The differences are length (the petty maxes out around 210mm where the sujihiki starts), height (the petty is taller relative to length), and use case (the petty does in-hand work and small protein, the sujihiki does long protein slices on the board).

If you own a 210mm petty and you also want a sujihiki, get a 270mm sujihiki so the formats do not overlap. A 240mm sujihiki and a 210mm petty are too close in size to justify both.

What length to buy

For home cooks who serve protein at a normal household scale (4 to 8 person dinners), 240mm is the right sujihiki length. It clears most cuts in a single stroke, fits on a normal cutting board, and stores reasonably in a knife block.

For cooks who serve larger groups (smoked brisket Saturdays, holiday-style 12-person dinners), 270mm is worth the extra length. It clears full briskets and prime ribs cleanly. It needs a 45cm-plus cutting board.

For commercial use or serious BBQ cooks, 300mm is appropriate. Most home cooks will not benefit from the extra length, but if your weekly brisket is the centerpiece of your cooking, the extra reach is real.

Steel and budget

A sujihiki is one of the formats where the steel quality genuinely shows up in the cutting feel. The slice through cooked meat is a soft, draggy cut that a good Japanese steel handles dramatically better than a soft Western steel.

For a starter sujihiki, AUS-10 or AUS-8 stainless in a 240mm at $120 to $200 is the right entry point. For a step up, VG-10 or AUS-10 Damascus at 240 to 270mm in the $250 to $400 range. For a serious upgrade, SG2 in 270mm at $400 to $700. Above that, you are paying for craftsmanship and naming, which is fine but optional.

A note: very thin sujihiki at extreme hardness (SG2, ZDP-189) can chip on harder protein, especially if there is unexpected gristle or bone fragment. For home cooks who serve mixed-quality cuts, the slightly more forgiving steels (VG-10, AUS-10) are the safer bet.

The two-knife protein kitchen

If you cook a lot of protein, the two-knife kit that handles 95 percent of everything is a 210mm gyuto and a 270mm sujihiki. The gyuto does the prep and the trimming. The sujihiki does the post-cook slicing. Together they cover both ends of the protein workflow without overlap, and neither knife has to compromise its geometry to do the other knife job.

Adding a sujihiki to a kitchen that already has a gyuto is one of the most rewarding additions in the Japanese knife world. The first time you slice brisket with one, you understand why pit masters and steakhouse chefs all own one. The second time, you wonder why you waited.

If protein is part of your cooking life, the sujihiki belongs in your kitchen. It is not exotic. It is not specialty. It is just the right tool, in a format the Japanese tradition perfected and most American kitchens have not yet adopted.

Andrew Kuzmin · Editor-in-Chief, Okami Blades