7 steps Cube Natural wood Japanese puzzle box Himitsu-bako Hakone Japan

*The material natural wood is Ho, Keyaki, Mizuki, Purple heart wood. Gimmick for opening the puzzle box : 7 steps Moving panels and Slide keys : have 2 panels / 1 keys Outside size : 2.1 x 2.1 x 2.1 inch (54 x 54 x 54 mm) Inside storage space size : 1.3 x 1.6 x 1.6 inch (35 x 41 x 42 mm) Include Description (solution sheet) and the gift box 2 sun size Japanese puzzle box. 2 sun is a Japanese measurements. 1 sun is about 1.18 inch / 3.0 cm Unique Cubic puzzle box. This puzzle box is opened by 7 steps. All the internal gimmicks are made of wood, so the warmth of wood. The simple and gentle movement of the mechanism gives healing and comfort. The surface of the puzzle box is painted with a safe transparent paint.