Prof. Emeritus of the Univ. of Tokyo, Former President of Japanese Economic Association

President of America-Japan Society, Former Ambassador of Japan to the U. S.

Prof.of Faculty of Humanities and Social Sciences,Univ.of Tsukuba

Director of NIHON SUMO KYOKAI, Chairman of IGO & SHOGI CHANNEL INC.

Prof. of School of International Politics, Economics and Communication, Aoyama Gakuin Univ., Prof. Emeritus of the Univ. of Tokyo

Director of Japan Immigration Association, Former Commissioner of Immigration Services Agency

Special Advisor of the Canon Inst. for Global Studies, Former member of the Policy Board of the BOJ

Member of the House of Councilors, Former State Minister for Foreign Affairs

Prof. Emeritus of the Univ. of Tokyo, Honorary President, Policy Research Institute, Ministry of Finance

Former Exec. Vice President of Nomura Research Inst.

Statutory Auditor of Osaki Electric, Former Director of Nomura Securities

Senior Advisor of Japan Arts Council,  Honorary Researcher of National Institute for Educational Policy Research, Japan

Special Advisor to the President of Japan International Cooperation Agency, Prof. Emeritus of the Univ. of Tokyo

President and CEO of Japan Finance Organization for Municipalities. Former Vice-Minister of Ministry of Internal Affairs and Communications

Director of Shinhan Bank Japan, Former Chairperson of Shinsei Bank

Minister of Finance, Former Chairman of LDP General Affairs Committee, Former Minister for the Tokyo Olympic and Paralympic Games, Former Minister of the Environment

Vice-President of the Japanese Red Cross Society, Former Admin. Vice-Min. of Health, Labour and Welfare

Former Ambassador of Japan to the North Macedonia, Former Consul-General of Japan, Melbourne-Victoria, Tasmania and South Australia

Chairman of KEIDANREN, Chairman　of　Sumitomo Chemical Company, Limited

Former FWEAP President, Former Speaker of the House of Representatives