As a pioneer of theory and experimental research on the two-stroke engine, Dr. Kiyoshi Tomizuka paved the way for further investigation on the workings of the internal combustion engine, and made a significant contribution to the growth of our industry. In recognition of these great achievements, the Japan Automotive Hall of Fame is honored to induct Dr. Kiyoshi Tomizuka into the Hall of Fame.

The first test rig.

Cam and roller mechanism.

Exhaust characteristics of a hemispherical cylinder head.

Exhaust characteristics of a flat cylinder head.

Dr. Tomizuka pictured in 1935, during his days as a Professor at Tokyo Imperial University. He was a specialist in two-stroke technology.

Dr. Tomizuka testing an aero-engine in 1942.

Testing an IMC motorcycle in 1954. Dr. Tomizuka is seen second from the right.

Dr. Tomizuka was involved in evaluating all manner of two- and four-wheeled machines in the post-war years. This picture was taken at the Subaru works in 1956.

Dr. Tomizuka nurtured a lot of engineering talent. This picture is from 1931.