Yoshihiro Aonamiuchi Blue Steel #1 Yanagi Sushi Sashimi Japanese Knife Shitan Handle 10.5"(270mm) KNIFE CAN BE OXIDIZED WITHOUT PROPER CARE* RECOMMEND FOR PROFESSIONAL ONLY* Forged from Japanese Blue High Carbon Steel #1 with HRC 63-64. Will become extremely sharp with whetstone sharpening. 10.5 Inch (270mm) single edged blade with a traditional grind. Completely flat ground on front (SHINOGI), concave ground (URASUKI) with flat rim (URAOSHI) on the back. Will glide through any type of fish with no pressure. Just start the cut and pull the knife back. Simple and elegant design with a handcrafted Shitan Rosewood Handle with Ebony bolster for a light and well balanced construction. Excellent for entry level chefs.Magnolia wood knife sheath, knife oil, and rust eraser included. Hand wash only and sharpen on quality whetstones. Comes ready to use out of the box. 100% handcrafted in Japan. Not mass produced.