Note: Our level rating system is different than Hanayama's. Hanayama's level 1 is equivalent to our level 5.... level 6 is equivalent to our level 10.
The three pieces each have a spiral (vortex) body and two protrusions. When assembled together, each piece is unified into a flat object. In order to undo this complex entanglement it will be necessary to unbind them three dimensionally.
Designed by: Akio Yamamoto 2008