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. One of our personal favorites. A very complex opening mechanism! Created in November 2008 Made of Keyaki (Zelkova), Walnut and Katsura Measures* 2.25 x 2.25 x 2.25 inches