A Topic Session entitled “The Jurassic +” has been held during the annual meeting of the Geological Society of Japan since 2003. This paper summarizes the achievements of the topic session over the past ten years, listing the presentation titles and authors. This session has provided a regular opportunity for Jurassic researchers in Japan to exchange data and ideas. It has also contributed to providing the international Jurassic research community with information on the topic sessions through the Newsletters of the International Subcommission on Jurassic Stratigraphy (ISJS). This paper provides an introduction to the recent activities of the subcommission.