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IR

Corporate Governance Report 2025 (PDF: 494 KB)

IR

Notice of Resolutions of the 121st Ordinary General Meeting of Shareholders (PDF: 90 KB)

IR

Notice Concerning the Status and the Completion of Acquisition of Own Shares (PDF: 193 KB)

Sustainability

Two Obayashi Corporation Representatives Honored Aotearoa Hydrogen Awards 2025 in New Zealand

IR

Disclosure of Engagement with Shareholders and Investors (April 2024 - March 2025) (PDF: 378 KB)

IR

Notice Concerning the Status of Acquisition of Own Shares (PDF: 189 KB)

IR

OBAYASHI CORPORATION's Opinion on the ISS Report (PDF: 456 KB)

IR

Notice of Convocation of the 121st Ordinary General Meeting of Shareholders (PDF: 762 KB)

Company Profile

The Obayashi Group's Comprehensive Exhibition "OBAYASHI VISION SHOWCASE 2025" Is Being Held in Tokyo and Osaka

IR

FY2024 4th Quarter : Summary of the Financial Results Briefing Conference (April 1, 2024 to March 31, 2025) (PDF: 171 KB)

Others

Spam Alert: Notice Regarding Spoof E-mails Using the Names of Current and Former Presidents of Obayashi Corporation [Repost]

IR

FY2024 4th Quarter : Presentation on Financial Results With Notes (April 1, 2024 to March 31, 2025) (PDF: 1,581 KB)

IR

Notice Concerning Dividends from Surplus (PDF: 96 KB)

IR

Financial Data Book (FY ended March 31, 2021 - FY ended March 31, 2025) (PDF: 322 KB)

IR

FY2024 4th Quarter : Presentation on Financial Results (April 1, 2024 to March 31, 2025) (PDF: 1,771 KB)

IR

FY2024 4th Quarter : Supplementary Data on Financial Results (April 1, 2024 to March 31, 2025) (PDF: 1,482 KB)

IR

[Summary] Consolidated Financial Results for the Fiscal Year Ended March 31, 2025 (Under Japanese GAAP) (PDF: 4,648 KB)

IR

Notice Concerning the Status of Acquisition of Own Shares (PDF: 88 KB)

Others

Spam Alert: Notice regarding spoof e-mails using the name of former president of Obayashi Corporation

IR

Notice Concerning Revision to Financial Results Forecasts (PDF: 100 KB)

IR

Notice Concerning the Status of Acquisition of Own Shares (PDF: 189 KB)

IR

Notice Concerning Succession of the Villa Site Management Business for the Obayashi Izu-Atagawa Villa Resort Sites to Angel Forest Resorts Co., Ltd. through a Company Split (PDF: 158 KB)

Others

Planning approval on 60 Gracechurch Street, in City of London

Technologies

The MEP content was added on Obayashi Corporation's BIM rules, 'Smart BIM Standard'

IR

ESG Briefing for Institutional Investors and Securities Analysts Held

IR

Notice Regarding Change of Representative Directors and Officers (PDF: 198 KB)

IR

Notice Concerning the Status of Acquisition of Own Shares (PDF: 143 KB)

Sustainability

Bird Paradise (Singapore) Receives 3rd OCAJI Project Award

IR

FY2024 3rd Quarter : Summary of the Financial Results Briefing Conference (April 1, 2024 to December 31, 2024) (PDF: 155 KB)

Sustainability

Nature-Related Information Disclosure (Disclosure Based on TNFD Recommendations)

IR

FY2024 3rd Quarter : Presentation on Financial Results With Notes (April 1, 2024 to December 31, 2024) (PDF: 1,076 KB)

IR

Notice Concerning Establishment of Subsidiary (Sub-subsidiary) by Consolidated Subsidiary of Obayashi Corporation (PDF: 139 KB)

IR

Notice Concerning Determination of Matters Related to Acquisition of Own Shares (PDF: 140 KB)

IR

Notice Concerning Revision to Full-Year Financial Results Forecasts (PDF: 97 KB)

IR

FY2024 3rd Quarter : Presentation on Financial Results (April 1, 2024 to December 31, 2024) (PDF: 1,049 KB)

IR

FY2024 3rd Quarter : Supplementary Data on Financial Results (April 1, 2024 to December 31, 2024) (PDF: 202 KB)

IR

FY2024 3rd Quarter : Financial Results (April 1, 2024 to December 31, 2024) (PDF: 555 KB)

IR

Obayashi Receives High Ratings from Three Major IR Website Evaluation Organizations

Others

Successfully Demonstrated Marine Transportation of Green Hydrogen Produced in New Zealand and its Utilization in Fiji

Sustainability

"Well-Being Enhancement Programs" was added on Obayashi diversity and inclusion website

IR

West Japan Robotics Center, Expo 2025 site and other facility tours held for institutional investors and analysts