The gyuto, Japan's all-purpose chef knife, is the knife that does the most work in any serious kitchen, and the 180mm length is one of the more interesting choices in the range. Shorter than the standard 210mm that most Japanese knife buyers start with, it sits in a sweet spot that suits cooks who want the efficiency of a chef knife without the reach of a longer blade, while still responsive enough for detail work and capable enough for full prep sessions. Kotetsu Hamono, formerly known as Minamoto Kotetsu Hamono, built this line around this kind of practical thinking, and the 19C27 Hamon Gyuto is one of the most compelling arguments for what that approach delivers.
The blade is laser cut from san mai construction with a 19C27 Swedish stainless steel core clad in stainless steel, hardened to HRC 60-61. 19C27 is a Sandvik steel that occupies an unusual position: stainless enough to handle a professional kitchen environment without reactive care, but carbon-rich enough to sharpen quickly and hold a keen edge through sustained use in a way that most conventional stainless steels cannot match. The hamon running along the length of the blade is the visual signature of this line, a traditional temper line that reflects the differential heat treatment used to harden the cutting edge while leaving the spine softer and more resilient. With a 183mm blade length and a 44mm height, the knife is agile and well proportioned, and at 4.9 oz, it has enough presence to handle larger tasks while remaining light enough for extended use. The black pakka wood handle is cleanly fitted and comfortable in a range of grip styles.
What Customers Are Saying: Professional line cooks describe this as a reliable workhorse that holds its edge through 50-plus hour weeks and sharpens back up quickly -- exactly the performance profile that 19C27 is known for. Home cooks who received it as a gift describe it as becoming the first knife they reach for, displacing other knives in the kitchen within the first weeks of use. The sharpness out of the box draws consistent praise, and the hamon finish earns attention from everyone who handles it. One reviewer notes a preference for a more curved bolster, which is worth knowing for cooks with strong opinions about handle geometry. The blade quality and steel performance are endorsed without reservation across all four reviews.
Care Instructions: 19C27 stainless steel is low maintenance and corrosion resistant under normal kitchen conditions. Hand wash and dry after each use, and avoid the dishwasher. Sharpen on quality water stones; the steel responds quickly and rewards good sharpening technique with an excellent edge. Strop regularly between sessions to extend the time between sharpenings.
Maker: Kotetsu Hamono
Location: Seki City, Japan
Construction: Laser Cut, San Mai
Core Steel: 19C27 Stainless
Cladding: Stainless Steel
HRC: 60-61
Finish: Hamon
Edge Grind: Double Bevel
Handle: Western (Yo)
Scales: Black Pakka Wood
Weight: 4.9 oz (140 g)
Blade Length: 183 mm
Total Length: 309 mm
Spine Thickness at Heel: 2 mm
Blade Height: 44 mm
The blade is laser cut from san mai construction with a 19C27 Swedish stainless steel core clad in stainless steel, hardened to HRC 60-61. 19C27 is a Sandvik steel that occupies an unusual position: stainless enough to handle a professional kitchen environment without reactive care, but carbon-rich enough to sharpen quickly and hold a keen edge through sustained use in a way that most conventional stainless steels cannot match. The hamon running along the length of the blade is the visual signature of this line, a traditional temper line that reflects the differential heat treatment used to harden the cutting edge while leaving the spine softer and more resilient. With a 183mm blade length and a 44mm height, the knife is agile and well proportioned, and at 4.9 oz, it has enough presence to handle larger tasks while remaining light enough for extended use. The black pakka wood handle is cleanly fitted and comfortable in a range of grip styles.
What Customers Are Saying: Professional line cooks describe this as a reliable workhorse that holds its edge through 50-plus hour weeks and sharpens back up quickly -- exactly the performance profile that 19C27 is known for. Home cooks who received it as a gift describe it as becoming the first knife they reach for, displacing other knives in the kitchen within the first weeks of use. The sharpness out of the box draws consistent praise, and the hamon finish earns attention from everyone who handles it. One reviewer notes a preference for a more curved bolster, which is worth knowing for cooks with strong opinions about handle geometry. The blade quality and steel performance are endorsed without reservation across all four reviews.
Care Instructions: 19C27 stainless steel is low maintenance and corrosion resistant under normal kitchen conditions. Hand wash and dry after each use, and avoid the dishwasher. Sharpen on quality water stones; the steel responds quickly and rewards good sharpening technique with an excellent edge. Strop regularly between sessions to extend the time between sharpenings.
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