A Brief History of CNIC

Early years

In the wake of Chernobyl

CNIC takes center stage

Recent achievements

Early years


Citizens Nuclear Information Center founded.


Organized a research group on the Three Mile Island accident.


Acted as one of the key organizers for the International Exchange for Citizens Against Nuclear Fuel Cycle.

In the wake of Chernobyl


Participated in an anti-nuclear meeting in Vienna to protest the First Special Session of the International Atomic Energy Agency held four months after the Chernobyl accident.

1987 Published the first edition of Nuke Info Tokyo English language newsletter.


Acted as the secretariat for the 20,000 People Action to Stop Nuclear Power.

CNIC takes center stage


Co-hosted the International Conference on Plutonium with Greenpeace International.


Co-hosted the Asia-Pacific Forum on the Sea Shipments of Japanese Plutonium with the Nuclear Control Institute of the U.S.A.


Co-hosted the symposium Why Plutonium Now? with Japan Atomic Industrial Forum. It was the first attempt for an open debate between citizens’ groups and the nuclear industry.


Hosted the International Symposium on Reprocessing in Aomori Prefecture.

1995 – 97

Conducted an independent study on mixed uranium-plutonium oxide (MOX) fuel with a number of prominent researchers from Europe, the U.S.A., and Japan. The Research Director of the International MOX Assessment (IMA) project Dr. Jinazaburo Takagi, together with the Research Sub-Director Mycle Schneider, received the Right Livelihood Award for this study and activities relating to plutonium issues. The results of this project have been published in Japanese, English, French, and Russian.


Organized the Committee for General Evaluation of the Monju Accident.


Co-hosted an international citizens forum Sustainable and Peaceful Energy Future with Friends of the Earth Japan.


Founded the JCO Criticality Accident Assessment Committee with the Japan Congress Against A- and H- Bombs.

Recent achievements

2000 Hosted a debate between nuclear policy makers and citizens.
Published a counter-report together with Takagi School members critiquing the H12 report released by the Japan Nuclear Cycle Development Institute on Geological Disposal.
2003 Together with Japan Congress Against A- and H- Bombs hosted a public debate with the Atomic Energy Commission entitled Thinking about the Reprocessing and Nuclear Fuel Cycle Policy.
2004 Co-Director Hideyuki Ban became the first ever anti-nuclear member of the Atomic Energy Commission’s Long-Term Nuclear Program.
2004 Published the 100th edition of Nuke Info Tokyo English language newsletter.
2007 Yukio Yamaguchi, a Co-Director of CNIC, along with 3 other scientists and engineers established the Group of Concerned Scientists and Engineers Calling for the Closure of the Kashiwazaki-Kariwa Nuclear Power Plant.. The group has published several papers critiquing the government’s and TEPCO’s analysis of the July 16, 2007 Chuetsu-oki Earthquake and its significance for the Kashiwazaki-Kariwa Nuclear Power Plant. One paper was translated into English.
2010 Co-Director Hideyuki Ban joins the Atomic Energy Commission’s Nuclear Policy-Planning Council to present the case for a nuclear phase out.
2011 Co-Director Hideyuki Ban joins the Ministry of Economy, Trade and Industry’s Fundamental Issues Subcommittee of Advisory Committee on Energy and Natural Resources
2013 CNIC was selected as the award winner of the international division of the 15th Kyobo Award for Environment.
2013 Co-Director Hideyuki Ban joins the Ministry of Economy, Trade and Industry’s Nuclear Waste Working Group of Advisory Committee on Energy and Natural Resources