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IR
Notice Concerning Revisions to Full-Year Financial Results Forecasts and Dividend Forecasts (Dividend Increase) (PDF: 395 KB)
FY2025 3rd Quarter : Presentation on Financial Results (April 1, 2025 to December 31, 2025) (PDF: 1,116 KB)
FY2025 3rd Quarter : Supplementary Data on Financial Results (April 1, 2025 to December 31, 2025) (PDF: 293 KB)
FY2025 3rd Quarter : Financial Results (April 1, 2025 to December 31, 2025) (PDF: 3,800 KB)
Notice of Cancellation of Treasury Shares (PDF: 190 KB)
Tour of Shin-Sasago Tunnel for institutional investors and analysts
Obayashi Receives High Ratings from Three Major IR Website Evaluation Organizations for the Second Consecutive Year
