Home2011 Treaties and Agreements ...Japan (11-118.1) – Agreement Concerning Security Measures for the Protection of Classified Military Information Relating to the Joint Strike Fighter (JSF) F-35 Air System and Associated Ancillary Mission Equipment hide Japan (11-118.1) – Agreement Concerning Security Measures for the Protection of Classified Military Information Relating to the Joint Strike Fighter (JSF) F-35 Air System and Associated Ancillary Mission Equipment TIAS Office of Treaty Affairs January 18, 2011 Defense: Security of Information Agreement effected by exchange of notes at Tokyo January 18, 2011; entered into force January 18, 2011. Download attachment [631 KB] Tags International Law, Treaties, and Agreements Japan Security and Defense