100119-N-5019M-002 ATSUGI, Japan (Jan. 19, 2010) The U.S. Navy and Japan Maritime Self-Defense Force joint honor guard parades the colors at a dedication ceremony for Alliance Park at Naval Air Facility Atsugi. The park dedication celebrated the 50th anniversary of the signing of the Treaty of Mutual Cooperation and Security between the U.S. and Japan. Signed and ratified in 1960, the treaty serves as a foundation for the strong alliance and interoperability between the U.S. Navy and the Japan Maritime Self-Defense Force. (U.S. Navy photo by Mass Communication Specialist Seaman Mike R. Mulcare/Released)