Due to this Puzzle being crafted as a limited edition or run, it is no longer available for sale. Regrettably we do not think it will be back in stock. Please view our other hard to find puzzles on our Karakuri Trick Box Page. Measures *3.54 x 3.54 inches Crafted in May 2010 Stamped with Akio Kamei's hanko Made of Walnut and Magnolia Woods. Comes with opening instructions and gift box. Requires 12 Steps to open. Plates must shift in correct sequence to solve. Beautiful inlays!