Selecting a Japanese Saw - Woodcraft- dozuki and ryoba saws ,7/12/2016· In most toolboxes, you will see three types of saws: Ryoba, Dozuki, and Kataba. Ryoba is a two-edged saw that will do crosscut and rip. Dozuki has a stiffener on its back that allows the blade to be very thin. It is used for joinery and dovetails. Maximum depth of ...Japanese Saws - Workshop HeavenJapanese saws fall into three broad categories. Dozuki (back saws) have very fine blades and are primarily for precision work. Ryoba (double edged saws) have different tooth patterns on either side of the blade, usually one for ripping and the other for crosscutting.