Hatsu – Kokoro means innocent spirit. A very important wholesaler from Amagasaki city in Hyogo prefecture cooperating with some of the best craftsmen in Japan. The Hatsukokoro brand is their house brand, crafted from undisclosed but some of the most experienced blacksmiths.

The Saihyo series which translates to “Diamond Dust” is made of SG-2 powder stainless steel treated to HRC 63-64 with an excellent edge retention but also ease of sharpening. The feature a beautiful Damascus pattern, they are grinded to a very thin slight convex that can be categorized to lasers.

Meaning “Beef knife” in Japanese, the Gyuto is the most common and basic of all knives, the Japanese version of the classic western Chef’s knife. It is used as a multi-purpose knife, suitable for meat, fish, vegetables and more. Can be used with almost all different cutting techniques. The 210mm is the most commonly used size, handy for both professional and home cooks.

Brand / Blacksmith: Hatsukokoro
Series: Saihyo
Knife type: Gyuto
Blade Length / Total length (mm): 205 / 355
Grind: 50 / 50
Finish: Damascus
Steel type: SG-2
Forging method: Damascus
HRC hardness: 63
Handle type / Material / Ferrule: Octagonal / Wenge / Horn
Spine Thickness at heel / tip (mm): 1,5 / 0,2
Blade height at heel (mm): 46
Weight (gr): 142