Informative are the tables on the options for using stones from the SHAPTON Pro series for sharpening various types of knives. Below are tables with recommendations from Shapton on choosing a set of stones in the Pro series line with the correct (from the manufacturer's point of view) sequence and grit gradations of abrasives for sharpening specific models of knives, blades and tools. Japanese original names for various knives and tools are given in parentheses.
Japanese Kitchen Knives
Even if you do not take into account the types of blades and steel grades, it immediately catches your eye that, as a rule, only 3-4 abrasives from the entire line of 9 stones are used to sharpen a particular knife. Moreover, there are "popular" bars that are found in the recommendations quite often, and there are those that are used literally for several models.
European Knives in Stainless Steel