| Green Contract Law |  |  | Japan | 2007 | 
              
                                                                                                        | Law Concerning the Promotion of Contracts Considering Reduction of Emissions of Greenhouse Gases and Others by the State and Other Entities (Environment Consideration Contract Law) |  |  | Japan | 2007 | 
              
                                                                                                        | Law on the quality control of gasoline and other fuels |  |  | Japan | 2007 | 
              
                                                                                                        | National Energy Conservation Promotion - New Campaigns for Further Energy efficiency |  |  | Japan | 2007 | 
              
                                                                                                        | National Policy Direction on Energy Conservation |  |  | Japan | 2007 | 
              
                                                                                                        | Promotion of Efficient Freight of Railway Transport |  |  | Japan | 2007 | 
              
                                                                                                        | Promotion of Traffic Demand Management (TDM) |  |  | Japan | 2007 | 
              
                                                                                                        | Smart-life Promotional Forum |  |  | Japan | 2007 | 
              
                                                                                                        | Energy Conservation Frontrunner Plan |  |  | Japan | 2006 | 
              
                                                                                                        | Energy Conservation Policy for Housing |  |  | Japan | 2006 | 
              
                                                                                                        | Industrial Standard for Biodiesel |  |  | Japan | 2006 | 
              
                                                                                                        | National Promotion of Eco Driving |  |  | Japan | 2006 | 
              
                                                                                                        | National Strategy to Reduce Transport CO2 Emissions |  |  | Japan | 2006 | 
              
                                                                                                        | New National Energy Strategy |  |  | Japan | 2006 | 
              
                                                                                                        | Nonroad vehicles emissions |  |  | Japan | 2006 | 
              
                                                                                                        | Promoting Sustainable Lifestyle and Houses: "Lo-House" Promotion |  |  | Japan | 2006 | 
              
                                                                                                        | Regulation for Consigners and Transportation Companies |  |  | Japan | 2006 | 
              
                                                                                                        | The New Basic Environmental Plan |  |  | Japan | 2006 | 
              
                                                                                                        | Carbon Credit Procurement Program |  |  | Japan | 2005 | 
              
                                                                                                        | Energy Conservation Law Strengthened |  |  | Japan | 2005 |