Hiroshi Iwahara

# Burr Puzzle
12 Diamonds Box
4 Direction Drawers
5 times 5 times 5
A Line of Ants
Acorn Box
Bean Bag Drawer
Bean Bag Drawer 2
Box With 5 Trees
Box with a tree
Burr Box
Byway secret 1
Byway Secret 2
Chiyo-Musubi
Church
Coffee Mill
Covered Chimney
Cube Wrapper
Deception Box
Design Housing