| Articles of Incorporation | 
                                            
                                                
                                             | 
                                        
                                                                            
                                            | Corporate Governance Best Practice Principles | 
                                            
                                                
                                             | 
                                        
                                                                            
                                            | Procedures for Endorsements and Guarantees | 
                                            
                                                
                                             | 
                                        
                                                                            
                                            | Procedures for Loaning of Company Funds | 
                                            
                                                
                                             | 
                                        
                                                                            
                                            | Code of Ethical Conduct | 
                                            
                                                
                                             | 
                                        
                                                                            
                                            | Rules of Procedure for Shareholder Meetings | 
                                            
                                                
                                             | 
                                        
                                                                            
                                            | Procedure for Acquisition or Disposal of Assets | 
                                            
                                                
                                             | 
                                        
                                                                            
                                            | Ethical Corporate Management Best Practice Principles | 
                                            
                                                
                                             | 
                                        
                                                                            
                                            | Corporate Social Responsibility Best Practice Principles | 
                                            
                                                
                                             | 
                                        
                                                                            
                                            | Procedures for Ethical Management and Guidelines for Conduct | 
                                            
                                                
                                             | 
                                        
                                                                            
                                            | Operating Procedures For Handling Material Inside Information And Preventing Insider Trading | 
                                            
                                                
                                             |