The Optical Society of Japan (OSJ) is professional organization of physicists conducting research in Optics.
The organization was founded in 1952 as a division of the Japan Society of Applied Physics (JSAP).
It has become a general incorporated association in 2014.
The main journal of the society is Optical Review, and the membership journal is Kogaku.
This article about an organization or organization-related topic in Japan is a stub.