1.高品質の日本製440C高炭素ステンレス鋼と 58+ HRC material, the strength (シャープネスと耐摩耗性) と接着 (欠けにくい) are improved. Recommended features of Japanese 440c steel Japanese knives: easy to sharpen, durable, good rust resistance and edge retention. 2. This Sushi Knife realizes rust prevention and non-stick function by attaching a non-stick black coating to the blade, which is easy to clean (疎水性コーティングです). ブラックコーティングがナイフに独特の特徴を与えています. 3. Made of naturally smooth and warm rosewood, it feels great in the hand. The carbon fiber G10 blade guard not only reinforces the knife, but also provides a smooth transition from the blade to the handle without cracking. The perfect weight/balance design achieves an even balance at the point of support, giving you that “just right feel”. The balance point is located at the joint between the blades for a comfortable and slight grip every time you cut, チョップ&スライス.