From the Cuisine: : Pro® Damashiro® Emperor Collection. Prepare food like never before with the Cuisine: : Pro® Damashiro® EmperorShi knife block 7-piece Japanese knife block set. The 100% bamboo block features a beautiful contemporary look, with a protected window to show off the distinctive damascus inspired knives. The Cuisine: : Pro® Damashiro® Emperorknives by the Custom Chef™ have been crafted from the finest Japanese steel 420J2, and ice-hardened ensuring superior blade strength and durability. The Damashiro® Emperorrange features distinctive Damascus inspired blades inspired by traditional Japanese craftsman and Samurai sword makers. Characteristic of banding and mottling reminiscent of flowing water. The Cuisine: : Pro® Eamashiro® EmperorJapanese steel has been mined in the same Japanese region of Chuo-Ku chiba since the middle of the last century. Each knife in the damashiro® emperorrange has been engineered and tested to meet Rockwell 53 specification, guaranteeing the blades hardness and optimum performance. All Cuisine: : Pro® Damashiro® Emperorknives are forged steel with traditional hammered tsuchime. backed by the cuisine: : Pro® lifetime guarantee.