NEWS
- Others Obayashi Corporation Launches Special Website for GREEN×EXPO 2027
- Others Z6 OWJ2 JV Awarded Contract for Zone 6 of Large-Scale Jakarta's Sewage Treatment Plant
- IR Main Questions and Answers at the Small Meetings in 2025 (PDF: 213 KB)
- Sustainability Four Projects Receive ICONIC AWARDS 2025, Germany
- Others Acquisition of Shares of GCON Inc. (US Construction Company) and Its Affiliated Companies
- IR Notice Concerning the Status of Acquisition of Own Shares (PDF: 208 KB)
- Sustainability Obayashi Corporate Report 2025 is now available
- Company Profile Obayashi Corporate Profile is now available
- Sustainability Posted Statement on Modern Slavery and Human Trafficking (FY2024) (PDF: 434.5 KB)
- IR Corporate Governance Report 2025 (PDF: 494 KB)
- IR Notice of Resolutions of the 121st Ordinary General Meeting of Shareholders (PDF: 90 KB)
- Company Profile The Obayashi Group's Comprehensive Exhibition "OBAYASHI VISION SHOWCASE 2025" Is Being Held in Tokyo and Osaka
- IR Main Questions and Answers at the Small Meetings in 2025 (PDF: 213 KB)
- IR Notice Concerning the Status of Acquisition of Own Shares (PDF: 208 KB)
- Sustainability Obayashi Corporate Report 2025 is now available
- IR Notice Concerning the Status of Acquisition of Own Shares (PDF: 196 KB)
- IR FY2025 1st Quarter : Summary of the Financial Results Briefing Conference (April 1, 2025 to June 30, 2025) (PDF: 143 KB)
- IR FY2025 1st Quarter : Presentation on Financial Results With Notes (April 1, 2025 to June 30, 2025) (PDF: 891 KB)
- Sustainability Four Projects Receive ICONIC AWARDS 2025, Germany
- Sustainability Obayashi Corporate Report 2025 is now available
- Sustainability YOKOHAMA SYMPHOSTAGE Wins "Awards of Merit" at the IES Illumination Awards
- Sustainability Posted Statement on Modern Slavery and Human Trafficking (FY2024) (PDF: 434.5 KB)
- Sustainability Obayashi Corporation Wins Gold and Silver at the "A' Design Award," One of the World's Largest International Design Competitions
- Sustainability Two Obayashi Corporation Representatives Honored Aotearoa Hydrogen Awards 2025 in New Zealand
- Others Obayashi Corporation Launches Special Website for GREEN×EXPO 2027
- Others Z6 OWJ2 JV Awarded Contract for Zone 6 of Large-Scale Jakarta's Sewage Treatment Plant
- Others Acquisition of Shares of GCON Inc. (US Construction Company) and Its Affiliated Companies
- Others Publication of the public relations magazine Obayashi Quarterly No. 64, "Map": Deciphering MOTOORI Norinaga's Imaginary Town in the Hashihara Castle Town Map
- Others Two Event Stage Videos Added to Special Website for "OBAYASHI VISION SHOWCASE 2025," the Obayashi Group's Comprehensive Exhibition
- Others STAGE EVENT ARCHIVE Added to Special Website for "OBAYASHI VISION SHOWCASE 2025," the Obayashi Group's Comprehensive Exhibition
 
                            
                     
                            
                     
                            
                     
                            
                     
                        
                             
                        
                             
                        
                             
                        
                             
                        
                             
                        
                             
                        
                             
                                    
                                     
                                    
                                     
                                    
                                     
                                    
                                     
                                    
                                     
                 
                 
                 
                    
                     
                    
                     
                    
                     
                
                 
                
                 
                
                 
                
                