Home2013 Treaties and Agreements ...Japan (13-1008) – Agreement on Space Cooperation hide Japan (13-1008) – Agreement on Space Cooperation TIAS Office of Treaty Affairs October 8, 2013 Space Cooperation: X-Ray Astronomy Satellite (ASTRO-H) Project Agreement effected by exchange of notes at Washington October 8, 2013; entered into force October 8, 2013. With memorandum of understanding. Download attachment [2 MB] Tags Japan Space Treaties