R Cube 3 Japanese Puzzle Box crafted by Hideaki Kawashima The crafter describes their work as, " This piece was created for the 2025 Christmas Present. I won’t go into too much detail, as it might give away hints about the solution, but the inspiration for this work came from an experience I had at an exhibition. To realize the mechanism, I had to design it with a triple-layered structure. The grooves on the outer panels also have a specific intention, making them slightly different from those of the Christmas Presents of the past three years." Crafted by crafted by Hideaki Kawashima. Constructed in American Black Cherry and Magnolia . Measures approximately 65 x 65 x 65 mm. with a storage space of 38 x 34 x 26 mm Arrives with opening instructions and gift box.