Cosmo Karakuri Japanese Puzzle Box was offered in a lottery to Karakuri members in 2025.
Karakuri describes his work in the following manner, "It uses the mechanism from 'Small Box 5' (KK-5), but we changed the size, materials and patterns. The trick is the same as Small Box 5 so we also recommend this for beginners." Measures 82 x 82 x 59 mm. and a storage space of 53 x 53 x 43 mm.
