Lieutenant General (Ret.) Yamaguchi Noboru is professor at the International University of Japan. He held various positions including senior defense attaché at the Japanese Embassy in the United States and vice president of the National Institute for Defense Studies. He served as commanding general of the GSDF (The Japan Ground Self-Defense Force) Research and Development Command until he retired from active duty in December 2008. From 2009 to 2015, LTG. Yamaguchi taught at the National Defense Academy of Japan. After the Great East Japan Earthquake in March 2011, he served at the Prime Minister’s office as special advisor to the cabinet for crisis management until September. In 2017, he was appointed by the foreign minister as a member of the Group of Eminent Persons for Substantive Advancement of Nuclear Disarmament. LTG. Yamaguchi graduated from the National Defense Academy in 1974. He received his M.A. from the Fletcher School of Law and Diplomacy, Tufts University in 1988, and was a national security fellow at John M. Olin Institute for Strategic Studies, Harvard University in 1991 to 1992.