Professor, Dr. of Engineering (to my Japanese homepage)

My new illusion " Ambiguous Garage Roof"

The roof of a garage and its mirror image appear to be quite different. The human brain likes to interpret the edge of the roof as a planar cut perpendicular to the axis of the roof, but actually ... Visit here for the "Ambiguous Objects" and construction kit for the garage roof.

Meiji Institute for Advanced Study of Mathematical Sciences
Organization for the Strategic Coordination of Research and Intellectual Property
Meiji University
4-21-1 Nakano, Nakano-ku, Tokyo 164-8525, Japan
E-Mail :kokichis(a)

Ambiguous Cylinder Illusion: Rectangles and Circles
won the 2nd Prize of the 12th Best illusion of the Year Contest 2016

"Ambiguous Garage Roof"
won the 2nd prize of the 11th Best Illusion of the Year Contest 2015.

See here for the ambiduous cylinder illusion

Progression of Impossible Objects