Kaizen 4.5-inch Utility KnifeDiscover the Kaizen 4. 5 inch Utility Knife by MIYABI. Works of culinary art, MIYABI knives combine German engineering with the unique characteristics of Japanese samurai swordsexceptional sharpness, tradition, craftsmanship, and high performancefor the ultimate cutting experience. The Kaizen 4. 5 inch Utility Knife features a double FRIODUR ice hardened blade for improved corrosion resistance and astonishing durability. Artisans hand hone the blade