The Santoku-bocho is Japan’s multipurpose knife. And the R4 Damascus Santoku on this page is one of the finest in Japan, guaranteed. It is an absolute pleasure to use. Santoku means “three virtues” or “three uses”, referring to the three essential cutting tasks this knife performs so well: chopping, dicing, and mincing. This multipurpose knife generally sees the most cutting time in the kitchen given its countless uses.