Affiliated Organizations
Ministry of Economy, Trade and Industry
- Ministry of Economy, Trade and Industry
- Nuclear and Industrial Safety Agency
- Japan Patent Office
- Japan Small and Medium Enterprise Corporation
Incorporated Administrative Organizations
- New Energy and Industrial Technology Development (NEDO)
- Japan Oil, Gas and Metals National Corporation (JOGMEC)
- National Institute of Advanced Industrial Science and Technology (AIST)
- Japan Nuclear Energy Safety Organization (JNES)
- Japan Water Agency (JWA)
- Japan External Trade Organization (JETRO)
Energy related organizations
Research & information
- The Institute of Energy Economics, Japan (IEE)
- The Institute of Applied Energy (IAE)
- Research Center for Hydrogen Industrial Use and Storage (HYDROGENIUS)
Energy conservation and alternative energy
Oil
- Petroleum Association of Japan (PAJ)
- Japan Cooperation Center, Petroleum (JCCP)
- Japan Petroleum Institute (JPI)
- Japan Petroleum Energy Center (JPEC)
Coal and mineral-resources
Nuclear power
- JAPAN ATOMIC INDUSTRIAL FORUM, INC. (JAIF)
- Radioactive Waste Management Funding and Research Center (RWMC)
- Nuclear Waste Management Organization of Japan (NUMO)
- Japan Atomic Energy Relations Organization (JAERO)
Electricity and gas
- The Federation of Electric Power Companies of Japan (FEPC)
- Electric Power Development Company (J-POWER)
- Central Research Institute of Electric Power Industry (CRIEPI)
- JAPAN ELECTRICAL SAFETY & ENVIRONMENT TECHNOLOGY LABORATORIES (JET)
- THE JAPAN GAS ASSOCIATION
- Japan Electric Power Information Center, Inc.(JEPIC)
- Japan Heat Service Utilities Association (JHSUA)
- HEAT PUMP & THERMAL STORAGE TECHNOLOGY CENTER OF JAPAN (HPTCJ)