The Kusha-Box Puzzle was developed as a Christmas present for Karakuri Members in 2022. The crafter comments on his work in the following manner, " I think that it has become a work that has an unexpected movement from a simple appearance. I hope I am able to bring you some surprises for Christmas." It has exterior measurements of 60 x 60 x 60 mm. with a hidden storage space of 30 x 30 x 13 mm. Crafted in Oak, Magnolia and Wendge . Comes in Gift Box and Opening Diagram!