Kanetsune | Made in Japan - Gyuto/Chef Knife 180 mm Japanese craftsmanship, beautiful hammered-pattern blade made with DSR-1K6 high carbon stainless steel blade Instructions and Maintenance: * Please do not use it to cut bone or frozen foods * This is an extremely sharp knife. Please use special care when using and storing it. Please keep it out of children's reach. * Please do not use the knife for purposes other than cooking * After use, please hand wash the knife, then wipe it clean and dry with soft clean clothes * To maintain satisfactory cutting performance, we recommend re-sharping the knife once or twice per month