Nationwide holding of information sessions and lectures on the international highway concept and the Japan-Korea tunnel plan.
Regularly hold study groups and study groups on the philosophy, culture, environment, law, economy, civil engineering, transportation policy, etc. of the international highway concept in Tokyo, Kyushu, and other places.
Exchanges with overseas organizations and institutions regarding the construction, management and operation of international highway projects and the Japan-Korea tunnel project.
Subsidies to overseas organizations and related organizations and organizations in Japan regarding the construction, management and operation of the international highway project and the Japan-Korea tunnel project.
Maintenance and preparation for excavation of the Kyushu-Karatsu survey inclined shaft, and preparation for the start of excavation of the Tsushima survey inclined shaft.
Various publications related to the international highway concept, creation and update of homepages, etc.
In addition, we carry out various businesses.
(* Here, "The International Highway Project is a concept to realize peace and happiness of human society by connecting Tokyo to London by high-speed transportation.")