Gear guide
Best Miyabi knives: Kaizen II, Mizu, Koh, Koya, Artisan, Birchwood and Black
Picked from Amazon listings, not hands-on tests. How we pick
Top picks at a glance
Compare all picks
Closest match for the job
Miyabi Kaizen II 8" chef's knife, FC61 at 61 HRC
The listing states an FC61 core at 61 Rockwell protected by 48 layers of damast steel.
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Most for the money on paper
Miyabi Koh 7" santoku, FC61 with octagon pakkawood
The listing states FC61 fine carbide steel at 61 Rockwell with an ice-hardened FRIODURx2 blade.
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Most complete listing
Miyabi Mizu SG2 8" chef's knife, 63 HRC, 12 degrees
The listing states SG2 powder steel ice-hardened to 63 HRC for edge retention.
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Miyabi makes its knives in Seki, Japan, and sells many series that look similar but use different steels. That is the first choice to make. FC61 lines such as Kaizen II, Koh and Koya sit at about 61 HRC and are the easiest to live with. SG2 lines such as Mizu, Artisan and Birchwood move to a powder steel that many listings put at 63 HRC. The Black series uses MC66 at 66 HRC, the hardest steel Miyabi lists here. Harder steel holds an edge longer but is more brittle and slower to sharpen. After the steel, look at the handle: pakkawood, micarta, Karelian birch or Blackleaf maple. This guide compares the best knife from seven Miyabi series by steel, hardness, blade length, edge angle and handle, quoting each Amazon listing and marking what it does not state.
Compare the picks
Miyabi Kaizen II 8" chef's knife, FC61 at 61 HRC- Series
- Kaizen II
- Steel
- FC61 core, 48-layer damast cladding
- Hardness (HRC)
- 61
- Blade length
- 8 in
Miyabi Mizu SG2 8" chef's knife, 63 HRC, 12 degrees- Series
- Mizu
- Steel
- SG2 micro-carbide powder stainless
- Hardness (HRC)
- 63
- Blade length
- 8 in
Miyabi Koh 7" santoku, FC61 with octagon pakkawood- Series
- Koh
- Steel
- FC61 fine carbide stainless
- Hardness (HRC)
- 61
- Blade length
- 7 in
Miyabi Birchwood SG2 8" chef's knife, Karelian birch- Series
- Birchwood
- Steel
- SG2 micro carbide powder steel
- Hardness (HRC)
- Not stated
- Blade length
- 8 in
Miyabi Koya 7" santoku, FC61 with 12-degree edge- Series
- Koya
- Steel
- FC61 fine carbide stainless (4000FC)
- Hardness (HRC)
- 61
- Blade length
- 7 in
Miyabi Black 5000MCD67 8", MC66 steel at 66 HRC- Series
- Black 5000MCD67
- Steel
- MC66 micro-carbide, 133 layers
- Hardness (HRC)
- 66
- Blade length
- 8 in
Miyabi Artisan 8" chef's knife, SG2 with pakkawood- Series
- Artisan
- Steel
- SG2 micro-carbide powder steel
- Hardness (HRC)
- Not stated
- Blade length
- 8 in
| Pick | Series | Steel | Hardness (HRC) | Blade length | Price | Link |
|---|---|---|---|---|---|---|
Miyabi Kaizen II 8" chef's knife, FC61 at 61 HRC | Kaizen II | FC61 core, 48-layer damast cladding | 61 | 8 in | - | Amazon |
Miyabi Mizu SG2 8" chef's knife, 63 HRC, 12 degrees | Mizu | SG2 micro-carbide powder stainless | 63 | 8 in | - | Amazon |
Miyabi Koh 7" santoku, FC61 with octagon pakkawood | Koh | FC61 fine carbide stainless | 61 | 7 in | - | Amazon |
Miyabi Birchwood SG2 8" chef's knife, Karelian birch | Birchwood | SG2 micro carbide powder steel | Not stated | 8 in | - | Amazon |
Miyabi Koya 7" santoku, FC61 with 12-degree edge | Koya | FC61 fine carbide stainless (4000FC) | 61 | 7 in | - | Amazon |
Miyabi Black 5000MCD67 8", MC66 steel at 66 HRC | Black 5000MCD67 | MC66 micro-carbide, 133 layers | 66 | 8 in | - | Amazon |
Miyabi Artisan 8" chef's knife, SG2 with pakkawood | Artisan | SG2 micro-carbide powder steel | Not stated | 8 in | - | Amazon |
Facts are taken from each Amazon listing. Prices are checked daily and shown with their date.
The picks in detail

Pick 1 · MIYABI
Miyabi Kaizen II 8" chef's knife, FC61 at 61 HRC
See price on AmazonAn 8-inch Damascus chef's knife with an FC61 core at 61 HRC and a hand-honed 9.5 to 12 degree edge. The best mix of stated specs and price among the Damascus knives here.
What the listing offers
- The listing states an FC61 core at 61 Rockwell protected by 48 layers of damast steel.
- Honbazuke hand honing to 9.5 to 12 degrees is listed, a fine edge for this price.
- Double ice-hardened FRIODUR treatment is stated for edge retention.
Limits to know
- FC61 is a step below the SG2 and MC66 powder steels in the premium picks.
- The listing does not state blade height or weight.

Pick 2 · MIYABI
Miyabi Mizu SG2 8" chef's knife, 63 HRC, 12 degrees
See price on AmazonAn SG2 powder steel chef knife at a stated 63 HRC with a 12-degree Honbazuke edge. Suits cooks who want long edge life in a Western-handled gyuto.
What the listing offers
- The listing states SG2 powder steel ice-hardened to 63 HRC for edge retention.
- A 12-degree double bevel edge is among the thinnest stated in this guide.
- Micarta D-shaped handle with bolster and metal end cap, made in Seki, Japan.
Limits to know
- 63 HRC steel is harder to sharpen and can chip if used on bones or frozen food.
- Weight and blade height are not stated in the listing.

Pick 3 · MIYABI
Miyabi Koh 7" santoku, FC61 with octagon pakkawood
See price on AmazonA 7-inch santoku for push cutting and small kitchens, with FC61 steel at 61 HRC and a thin, hand-honed edge. Strong value for a cook who wants a keen, shorter blade.
What the listing offers
- The listing states FC61 fine carbide steel at 61 Rockwell with an ice-hardened FRIODURx2 blade.
- Hand-honed Honbazuke edge at 9.5 to 12 degrees is among the finest angles in this guide.
- Octagon Pakkawood handle and handcrafted Seki, Japan origin are both stated.
Limits to know
- A santoku's flatter profile is less suited to rock chopping than a gyuto.
- A very fine edge at 61 HRC needs care around bones and frozen food, which the listing does not address.

Pick 4 · MIYABI
Miyabi Birchwood SG2 8" chef's knife, Karelian birch
See price on AmazonAn SG2 powder steel core under a 100-layer flower pattern with a Karelian birch handle. For cooks who want a premium core and one of the most striking finishes here.
What the listing offers
- SG2 micro carbide powder steel core is stated in the listing.
- Three-step Honbazuke honing to a 9.5 to 12 degree edge is listed.
- Title states handcrafting in Seki, Japan with a 100-layer flower Damascus pattern.
Limits to know
- This listing does not state a Rockwell hardness for the SG2 core.
- A natural birch handle needs careful drying and costs more than pakkawood options.

Pick 5 · MIYABI
Miyabi Koya 7" santoku, FC61 with 12-degree edge
See price on AmazonMiyabi's Koya santoku with FC61 at 61 HRC, a full-tang blade and a faceted pakkawood handle. A close rival to the Koh with a lifetime warranty stated in the listing.
What the listing offers
- The listing states FC61 (4000FC) at 61 Rockwell, full tang and ice-hardened Friodur2.
- Hand-honed 12-degree double bevel with rounded spine, bolster and heel is listed.
- Handcrafted in Seki, Japan with a lifetime warranty, per the listing.
Limits to know
- Same steel and hardness as the Koh, so the choice comes down to handle feel.
- Hand wash only, per the listing, so it is not a dishwasher knife.

Pick 6 · MIYABI
Miyabi Black 5000MCD67 8", MC66 steel at 66 HRC
See price on AmazonThe hardest knife in this guide: an MC66 core ice-hardened to 66 HRC under 133 layers, with a Blackleaf maple handle. For experienced sharpeners who want maximum edge retention.
What the listing offers
- The listing states MC66 micro-carbide steel, CRYODUR ice-hardened to Rockwell 66.
- 133 layers of steel form the floral Damascus pattern, per the listing.
- Three-step Honbazuke sharpening and a D-shaped Blackleaf maple handle are listed.
Limits to know
- 66 HRC steel is very hard; it needs gentle board work and skilled whetstone sharpening.
- No edge angle is stated, and the price is near the top of this guide.

Pick 7 · MIYABI
Miyabi Artisan 8" chef's knife, SG2 with pakkawood
See price on AmazonThe Artisan chef's knife brings SG2 powder steel and a 9.5 to 12 degree edge with a pakkawood handle. A middle step between Mizu and Birchwood.
What the listing offers
- SG2 micro-carbide powder steel is stated in the listing.
- Three-step Honbazuke honing to 9.5 to 12 degrees is listed.
- Title states it is made in Japan with a pakkawood handle.
Limits to know
- The listing has only three short bullets and does not state hardness.
- Handle shape and cladding details are not described in this listing.
Read before you buy
- Where to buy Japanese knives in the USBuy Japanese knives from authorized dealers, brand stores or Amazon listings sold by the brand. How to check the seller, avoid fakes and keep your warranty.
- VG-10 vs SG2 steel for kitchen knivesVG-10 vs SG2 (R2): HRC 60-61 against HRC 62-64. Compare edge retention, chipping, sharpening effort and price for Japanese kitchen knives in these two steels.
- Shun vs Miyabi knives: which Japanese brand fits youShun vs Miyabi: VG-MAX at a 16 degree edge against FC61 and SG2 at 9.5 to 12 degrees. Compare steel, hardness, handles, finishes and which series to buy.
- Nakiri vs santoku for vegetable prepNakiri vs santoku: flat edge vs slight belly, squared tip vs rounded point, and when a dedicated vegetable knife earns a place next to your all-rounder.
- Miyabi Kaizen II vs Miyabi BirchwoodMiyabi Kaizen II vs Birchwood 8-inch chef knives: FC61 vs SG2 steel, hardness, Damascus layers, handles and the price gap, and who should buy which.
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