| Junichiro Koizumi | Prime Minister (Chief) |
| Heizo Takenaka | Minister of State for IT Policy, Minister of State for Economic and Fiscal Policy (Deputy chief) |
| Yasuo Fukuda | Chief Cabinet Secretary, Minister of State for Gender Equality (Deputy chief) |
| Toranosuke Katayama | Minister of Public Management, Home Affairs, Posts and Telecommunications (Deputy chief) |
| Takeo Hiranuma | Minister of Economy, Trade and Industry (Deputy chief) |
| Mayumi Moriyama | Minister of Justice |
| Makiko Tanaka | Minister for Foreign Affairs |
| Masajuro Shiokawa | Minister of Finance |
| Atsuko Toyama | Minister of Education, Culture, Sports, Science and Technology |
| Chikara Sakaguchi | Minister of Health, Labour and Welfare |
| Tsutomu Takebe | Minister of Agriculture, Forestry and Fisheries |
| Chikage Ogi | Minister of Land, Infrastructure and Transport |
| Yoriko Kawaguchi | Minister of the Environment |
| Jin Murai | Chairman of the National Public Safety Commission, Minister of State for Disaster Prevention |
| Gen Nakatani | Director-General of the Defense Agency |
| Koji Omi | Minister of State for Okinawa and Northern Territories Affairs, Minister of State for Science and Technology Policy |
| Hakuo Yanagisawa | Minister of State for Financial Services |
| Nobuteru Ishihara | Minister of State for Administrative Reform, Minister of State for Regulatory Reform |
| Naoyuki Akikusa | President, Fujitsu Limited |
| Nobuyuki Idei | Chairman and CEO, Sony Corporation |
| Yusai Okuyama | Vice Chairman / Member of the Board, KDDI CORPORATION |
| Taku Kajiwara | Governor, Gifu Prefecture |
| Satoru Kishi | Chairman, Bank of Tokyo-Mitsubishi, Ltd. |
| Koichi Suzuki | President, Internet Initiative Japan Inc. |
| Mari Matsunaga | Editor |
| Jun-ichiro Miyazu | President, Nippon Telegraph and Telephone Corporation |
| Jun Murai | Professor, Keio University |
| Yoshihiko Miyauchi | Chairman of Regulatory Reform Committee (Chairman and CEO, ORIX Corporation) |