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How a monosteel knife blade is made Animated diagram of monosteel construction: the whole blade is one steel, with no cladding, so the faces, spine and edge are the same metal. Monosteel knives are forged from bar or cut from sheet steel, often stainless, then heat-treated and ground. Honyaki is the traditional Japanese form: one piece of hard steel, forged and traditionally hardened under clay. Side view: one steel from spine to edge, with no cladding line.Cross-section: the same steel all the way through.Forged from bar, or cut from sheet steel (often stainless) …… then heat-treated and ground into the blade.Single steelEdge: same steel

On the craft

Understanding Monosteel

Monosteel construction blades are made entirely out of one piece of homogenous steel. Differs from Honyaki, the process of making a Monosteel blade usually doesn't involve forging, instead, more modern fabrication techniques might be used to create the profile, like stamping or laser cutting.

Monosteel blades can be made from various types of steel, including high-carbon steel, stainless steel, or high-speed tool steel, each offering different benefits in terms of edge retention, resistance to corrosion, and overall toughness. As the whole blade is made of one uniform material, the choice of steel and the heat treatment process can significantly affect the knife's performance and characteristics.

Although traditional Japanese forging method can create the structures like Sanmai that gives amazing practical and aesthetical benefits to a blade, the emerging machinery is more suitable to produce large amount of entry level knives with high demand at a low price. The famous German brands like Wusthof and Zwilling utilize stamping and batch heat treating, made a great success in this market with their monosteel knives. The Japanese manufacturers decided to apply same principles on their own steel like VG10, lead to a range of monosteel blades with superior performance than their German counterparts, while maintain a reasonable price.

The trade-offs for the affordability are the lack of aesthetic feature. A typical monosteel blade isusually finished with a Migaki finish on abrasive belt, with combines with the lack of cladding results a very generic look. However, choosing monosteel construction is a great way to get your hands on a higher grades steel when budget is limited, it can be said this construction significantly lowers the difficulty for someone to get into the amazing world of Japanese kitchen knives.

That being said, monosteel construction doesn't necessarily means poor fit and finish, the famous Masamoto KS series and its twin brother SW series, are polished and refines on every detail, they definitely live up to the Masamoto name, but that also comes with a much higher price.

Best on

What knives use this construction

See the product cards below for the specific knives in our range that feature Monosteel construction — every product listing includes the steel, profile, blade construction, and surface finish so you can compare across our catalog.

Care

How to maintain it

Hand wash with warm water and mild detergent, dry immediately with a soft cloth. Avoid the dishwasher, abrasive scouring pads, and prolonged contact with acidic foods. Carbon-steel knives benefit from a thin coat of food-safe camellia or mineral oil between uses.

Explore the catalog

Japanese knives with the Monosteel construction

48 knives in our current range

Tsunehisa AUS8 Yanagiba 270mm Monosteel Kashi Sold Out

Tsunehisa

Tsunehisa AUS8 Yanagiba 270mm Monosteel Kashi

$161.99 $189.95
Hatsukokoro VG-5 Hayabusa Gyuto 210/240mm Western Handle Sold Out

Hatsukokoro

Hatsukokoro VG-5 Hayabusa Gyuto 210/240mm Western Handle

$152.99 $179.95
Sakai Takayuki S/S AUS8 Sujihiki / Slicer 270mm Sold Out

Sakai Takayuki

Sakai Takayuki S/S AUS8 Sujihiki / Slicer 270mm

$141.90
Masamoto Sohonten Kiritsuke Shaped Sujihiki 255mm MV Stainless (MV4425S) with SAYA Sold Out

Masamoto Sohonten

Masamoto Sohonten Kiritsuke Shaped Sujihiki 255mm MV Stainless (MV4425S) with SAYA

$379.95
Sakai Takayuki S/S AUS8 Gyuto 210mm Sold Out

Sakai Takayuki

Sakai Takayuki S/S AUS8 Gyuto 210mm

$130.95
Sakai Takayuki S/S AUS8 Nakiri 180mm

Sakai Takayuki

Sakai Takayuki S/S AUS8 Nakiri 180mm

$109.95
Sakai Takayuki TUS Steel Santoku 180mm

Sakai Takayuki

Sakai Takayuki TUS Steel Santoku 180mm

$129.95
Sakai Takayuki S/S AUS8 Gyuto 240mm Sold Out

Sakai Takayuki

Sakai Takayuki S/S AUS8 Gyuto 240mm

$139.95
Masamoto Sohonten VG Series Gyuto 210 mm Sold Out

Masamoto Sohonten

Masamoto Sohonten VG Series Gyuto 210 mm

$349.95
Masamoto Sohonten VG Series Petty 150 mm (VG6315)

Masamoto Sohonten

Masamoto Sohonten VG Series Petty 150 mm (VG6315)

$249.95
Masamoto Sohonten Katana Shaped Sujihiki 255mm MV Stainless (MV4725S) with SAYA Sold Out

Masamoto Sohonten

Masamoto Sohonten Katana Shaped Sujihiki 255mm MV Stainless (MV4725S) with SAYA

$419.95
Masamoto Sohonten Kiritsuke Shaped Nakiri 240mm MV Stainless (MV4124S) with SAYA Sold Out

Masamoto Sohonten

Masamoto Sohonten Kiritsuke Shaped Nakiri 240mm MV Stainless (MV4124S) with SAYA

$369.95
Tsunehisa AUS8 Yanagiba 240mm Monosteel Sold Out

Tsunehisa

Tsunehisa AUS8 Yanagiba 240mm Monosteel

$169.95
Masamoto Sohonten VG Series Sujihiki 240 mm

Masamoto Sohonten

Masamoto Sohonten VG Series Sujihiki 240 mm

$374.95
Sakai Takayuki S/S AUS8 Petty 150mm Sold Out

Sakai Takayuki

Sakai Takayuki S/S AUS8 Petty 150mm

$99.00
Masamoto Sohonten VG Series Honesuki (Boning Knife) 145mm VG5614 Sold Out

Masamoto Sohonten

Masamoto Sohonten VG Series Honesuki (Boning Knife) 145mm VG5614

$339.95
Masamoto Sohonten VG Series Gyuto 240 mm

Masamoto Sohonten

Masamoto Sohonten VG Series Gyuto 240 mm

$389.95
K&S AUS10 Monosteel Gyuto 210mm Metal Handle Sale

Knives and Stones (K&S)

K&S AUS10 Monosteel Gyuto 210mm Metal Handle

$140.00 $165.95
Tsunehisa AUS8 Yanagiba 300mm Monosteel Kashi Sold Out

Tsunehisa

Tsunehisa AUS8 Yanagiba 300mm Monosteel Kashi

$199.00
Masamoto Sohonten VG Series Petty 120 mm Sold Out

Masamoto Sohonten

Masamoto Sohonten VG Series Petty 120 mm

$219.95
K&S AUS10 Monosteel Petty 150mm Metal Handle Sale

Knives and Stones (K&S)

K&S AUS10 Monosteel Petty 150mm Metal Handle

$100.00 $129.95
K&S AUS10 Monosteel Santoku 165mm Metal Handle Sale

Knives and Stones (K&S)

K&S AUS10 Monosteel Santoku 165mm Metal Handle

$130.00 $155.95
Masamoto Sohonten VG Series Sujihiki 270 mm

Masamoto Sohonten

Masamoto Sohonten VG Series Sujihiki 270 mm

$429.95
Hatsukokoro VG-5 Hayabusa Santoku 180mm Western Handle

Hatsukokoro

Hatsukokoro VG-5 Hayabusa Santoku 180mm Western Handle

$175.95
Sakai Takayuki TUS Gyuto 240mm

Sakai Takayuki

Sakai Takayuki TUS Gyuto 240mm

$199.95
Mcusta Zanmai Hybrid VG10 Petty 150mm Sold Out

Mcusta Zanmai

Mcusta Zanmai Hybrid VG10 Petty 150mm

$189.95
Masamoto Sohonten VG Series Santoku 180mm (VG5218) Sold Out

Masamoto Sohonten

Masamoto Sohonten VG Series Santoku 180mm (VG5218)

$329.95
Hatsukokoro VG-5 Hayabusa Petty Western Handle 120mm/150mm Sold Out

Hatsukokoro

Hatsukokoro VG-5 Hayabusa Petty Western Handle 120mm/150mm

$119.95–$129.95
Masamoto Sohonten Swedish Steel Petty 165mm SW4216 with SAYA Sold Out

Masamoto Sohonten

Masamoto Sohonten Swedish Steel Petty 165mm SW4216 with SAYA

$489.95
K&S AUS10 Monosteel Gyuto 180mm Metal Handle Sale

Knives and Stones (K&S)

K&S AUS10 Monosteel Gyuto 180mm Metal Handle

$130.00 $155.95
Masamoto Sohonten SW K-tip Gyuto 210mm SW3121KT

Masamoto Sohonten

Masamoto Sohonten SW K-tip Gyuto 210mm SW3121KT

$749.95
Masamoto Sohonten SW Gyuto 240mm SW3124

Masamoto Sohonten

Masamoto Sohonten SW Gyuto 240mm SW3124

$719.95
Hatsukokoro Hayabusa VG5 Western Handle Petty 120/150 mm Red Micarta Handle Sold Out

Hatsukokoro

Hatsukokoro Hayabusa VG5 Western Handle Petty 120/150 mm Red Micarta Handle

$119.95–$129.95
Kai Seki Magoroku Imayo MV Tsuchime Petty Knife 120mm Sold Out

KAI

Kai Seki Magoroku Imayo MV Tsuchime Petty Knife 120mm

$69.95
K&S AUS10 Monosteel Honesuki 145mm Metal Handle Sale

Knives and Stones (K&S)

K&S AUS10 Monosteel Honesuki 145mm Metal Handle

$110.00 $139.95
Sakai Takayuki TUS Gyuto 300mm

Sakai Takayuki

Sakai Takayuki TUS Gyuto 300mm

$279.95
Mcusta Zanmai Hybrid VG10 Sujihiki 240mm Sold Out

Mcusta Zanmai

Mcusta Zanmai Hybrid VG10 Sujihiki 240mm

$299.95
Masamoto Sohonten SW Gyuto 210mm SW3121 Sold Out

Masamoto Sohonten

Masamoto Sohonten SW Gyuto 210mm SW3121

$689.95
Masamoto Sohonten SW Series Sujihiki 240 mm SW4324 Sold Out

Masamoto Sohonten

Masamoto Sohonten SW Series Sujihiki 240 mm SW4324

$669.95
Kai Seki Magoroku Imayo MV Tsuchime Gyuto Knife 210mm Sold Out

KAI

Kai Seki Magoroku Imayo MV Tsuchime Gyuto Knife 210mm

$109.95
Sukenari SG2 Honyaki K-tip Yanagiba 300mm with Saya Sold Out

Sukenari

Sukenari SG2 Honyaki K-tip Yanagiba 300mm with Saya

$2,499.95
Masamoto Sohonten VG Series Gyuto 270 mm Sold Out

Masamoto Sohonten

Masamoto Sohonten VG Series Gyuto 270 mm

$449.95
Masamoto Sohonten VG Series Gyuto 180 mm

Masamoto Sohonten

Masamoto Sohonten VG Series Gyuto 180 mm

$339.95
Sakai Takayuki GinRyu (銀龍) - Swedish Steel Honyaki Kiritsuke Yanagiba with Corian Handle Sold Out

Sakai Takayuki

Sakai Takayuki GinRyu (銀龍) - Swedish Steel Honyaki Kiritsuke Yanagiba with Corian Handle

$1,364.88–$1,437.48
Tsunehisa AUS8 K-tip Yanagiba 270mm Monosteel Sold Out

Tsunehisa

Tsunehisa AUS8 K-tip Yanagiba 270mm Monosteel

$349.95
Sukenari SG2 Honyaki Yanagiba 300mm, Ebony Handle Brass Ferrule

Sukenari

Sukenari SG2 Honyaki Yanagiba 300mm, Ebony Handle Brass Ferrule

$2,399.95
Sukenari SG2 Honyaki Yanagiba 270mm, Ebony Handle Horn Ferrule

Sukenari

Sukenari SG2 Honyaki Yanagiba 270mm, Ebony Handle Horn Ferrule

$2,199.95
Sakai Takayuki GinRyu (銀龍) - Swedish Steel Honyaki Yanagiba with Corian Handle

Sakai Takayuki

Sakai Takayuki GinRyu (銀龍) - Swedish Steel Honyaki Yanagiba with Corian Handle

$1,349.95–$1,399.95