1. Ministry of Economy Trade and Industry (METI), 2006, “Energy
in Japan 2006 (Status and Policies)”, pp3-9
2. Energy Conservation Center, Japan, 2006, “the Energy Data and
Modeling Center (EDMC)”, pp. 36-121
3. METI, 2005, “Energy Supply & Demand Outlook in 2030”,
pp161,108,153
4. Kiichiro Ogawa, Significance and Prospect of Renewable
Energy,2006, Transaction of the Japan Society of Mechanical
Engineers, Vol. 72 No.722, pp.
5. Agency for Resource and Energy, Ministry of Economy Trade
and Industry, 2005, “Strategic Technology Roadmap (Energy
Sector)” (Tentative Translation), pp.10