Bars of brass and steel intertwine to form a small box. You may absentmindedly separate the two pieces after an hour or two of fiddling but good luck getting them back together again without great concentration. A handsome example of a classic two-piece disentanglement puzzle.

Designed by Ed Nagata for Hanayama of Japan.

Hanayama is a Japanese toy company formed in 1972. They are best known for their series of cast zinc disassembly puzzles, which include reproductions of older designs, and new puzzles by Oskar van Deventer and Akio Yamamoto.

Browse our collection of Hanayama Puzzles