Mr. Okamoto is the executive director for the Executive Committee, Peace in Asia, as well as a guest researcher for the Eurasia Institute 21. Born in Tokyo in 1943, he graduated from the National Defense Academy. He retired from the JASDF in 2001 after finishing the mission as the director general of Joint Staff Office. His recent publications include: Thinking of the New Strategy for the Defense and Security of Japan, and The New Aspect of the Modernized War.