Hatsukokoro Blue #2 Kurouchi Gyuto 220mm

Overview

The Hatsukokoro Blue #2 Kurouchi Gyuto 220mm with mono ebony handle is a strong choice for anyone looking for a true workhorse at an excellent value. Made in Tosa, this knife reflects the region’s long tradition of practical, effective toolmaking. Tosa knives are often loved for exactly that reason: they prioritize solid steel, useful geometry, and honest performance over perfectly polished fit and finish. If you are looking for a knife that feels rugged, capable, and ready to work, this may be the right one.

At the core is Blue #2 carbon steel, a favorite among Japanese knife users for its balance of edge retention, toughness, and sharpenability. It takes a very keen edge, responds well on stones, and gives newer carbon steel users a great way to learn proper knife care without jumping straight into something more expensive or delicate. The iron cladding and kurouchi finish give the knife a rustic, traditional look, while the mono ebony handle adds a more refined feel in the hand.

In use, this gyuto is best thought of as an all-purpose Japanese chef’s knife for vegetables, proteins without bones, herbs, garlic, onions, and everyday prep. It has the kind of personality many cooks want in a starter carbon steel knife: strong cutting feel, easy maintenance once you learn the basics, and enough toughness for real daily use. For anyone asking, “What is a good first serious carbon steel gyuto?” this is a very easy knife to recommend.

Because this is a reactive carbon steel knife, it should be hand washed, dried promptly, and never left wet. Over time it will build a natural patina, which many users enjoy. To help protect the edge, use it on a knife-friendly surface like a Hasegawa Pro Cutting Board. For routine edge upkeep, a few light passes on our Tokushu Knife Premium XL Buffalo Strop can help extend time between full sharpenings.

Common Questions

Q: Is this a good starter carbon steel knife?

A: Yes. Blue #2 is one of the best places to start if you want to learn carbon steel. It gets very sharp, holds an edge well, and is easier to sharpen than many harder or more wear-resistant steels. This knife also gives you the classic feel of a hand-forged Tosa workhorse without demanding a huge budget.

Q: What does “workhorse” mean with a knife like this?

A: It means the knife is built with practical performance in mind. Rather than chasing ultra-thin, delicate geometry or immaculate cosmetic finish, this style focuses on dependable cutting, toughness, good steel, and everyday usefulness. It is the kind of knife many cooks reach for when they want something honest and capable.

Q: How do I care for Blue #2 carbon steel?

A: Wash by hand, dry it right away, and do not leave it sitting with moisture or acidic food residue on the blade. A patina is normal and usually beneficial, but orange rust should be removed. If you want professional maintenance later, our knife sharpening service is available.

Specifications

• Brand: Hatsukokoro
• Series: Blue #2 Kurouchi / Kurogane
• Knife Type: Gyuto
• Core Steel: Blue #2 (Aogami #2) carbon steel
• Cladding Type: Soft iron cladding
• Construction: Hand-forged san mai
• Finish: Kurouchi
• Blade Length: 220 mm listed length
• Handle Material: Mono ebony wa handle
• Handle Shape: Octagonal
• Hardness (HRC): 61-62 (series-based reference)
• Edge Grind: Even 50/50
• Origin: Tosa, Japan