The Mutual Love Puzzle was offered in a lottery to Karakuri members in March 2024 and sold out immediately after release. The crafter describes his work in the following manner, " It is an expression of seahorses. Help the success of their love by solving it! " Measures 120 x 89 x 80 mm and a storage space of 98 x 36 x 22 mm. / 98 x 22 x 18 mm. Woods used are Cherry, Magnolia, Walnut and Japanese Torreya woods. Comes in Gift Box and Solution!