Opening method of the puzzle box : 12 steps
Outer dimension: 90 x 60 x 50 mm
Internal storage dimension: 56 x 49 x 35 mm
Solution sheet included
The design is Traditional Yosegi (Top and bottom panels) and Walnut wood from North America (Side panels).The Japanese puzzle box is made from only wood. This design puzzle box is made only by Hiroyuki Oka.