Nationwide holding of explanatory meetings, lectures, etc. on the international highway concept and the Japan-Korea tunnel plan.
Regularly holds study groups and workshops in Tokyo, Kyushu, and other places on the philosophy of the international highway concept, culture, environment, law, economy, civil engineering technology, transportation policy, etc.
Exchanges with overseas organizations and institutions regarding the construction, management and operation of international highway projects and Japan-Korea tunnel projects.
Subsidies for overseas organizations, etc., and domestic related organizations and institutions regarding the construction, management and operation of international highway projects and Japan-Korea tunnel projects.
Preparation for maintenance and excavation of the Kyusyu-Karatsu investigation inclined shaft, and preparations for the start of excavation of the Tsushima investigation inclined shaft.
Various publications related to the international highway concept, creation and updating of websites, 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 and London with high-speed transportation.'')
