The Ninja puzzle box is a wonderful design by Osamu Kasho.
Produced for a series on the theme of ‘Japan’, the Ninja box features a tricolor wooden triangle design on the top. This is the key to unraveling the gimmicks with three steps required to open the drawer without a handle.
A beautiful wooden puzzle box that measures 90 x 90 x 51mm with a small internal storage space of 35 x 65 x 17mm.
Made from Walnut, Magnolia, Wendge, Chanchin and Maple.
The solution is included.