Home2008 Treaties and Agreements ...Japan (08-1201) – Agreement Concerning Cooperation on the Joint Program Between the Greenhouse Gases Observing Satellite (GOSAT) and the Orbiting Carbon Observatory (OCO) Satellite hide Japan (08-1201) – Agreement Concerning Cooperation on the Joint Program Between the Greenhouse Gases Observing Satellite (GOSAT) and the Orbiting Carbon Observatory (OCO) Satellite TIAS Office of Treaty Affairs December 1, 2008 Space and Technological Cooperation: Observatory Satellites Agreement effected by exchange of notes at Washington December 1, 2008; entered into force December 1, 2008. Download attachment [262 KB] Tags International Law, Treaties, and Agreements Japan Science and Technology