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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

Sustainability

Four Projects Receive ICONIC AWARDS 2025, Germany

Others

Acquisition of Shares of GCON Inc. (US Construction Company) and Its Affiliated Companies

IR

Sustainability

Others

Publication of the public relations magazine Obayashi Quarterly No. 64, "Map": Deciphering MOTOORI Norinaga's Imaginary Town in the Hashihara Castle Town Map

Company Profile

Obayashi Corporate Profile is now available

Others

IR

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)

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Others

STAGE EVENT ARCHIVE Added to Special Website for "OBAYASHI VISION SHOWCASE 2025," the Obayashi Group's Comprehensive Exhibition

Sustainability

Obayashi Corporation Wins Gold and Silver at the "A' Design Award," One of the World's Largest International Design Competitions

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Technologies

Open Lab 3, a Multipurpose Laboratory Construction Project Phase I, Has Been Completed, Reusing used Structural Components from a Demolished Building

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Sustainability

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

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Technologies

Obayashi Corporation Builds ORCISM? Integrated Management and Control System to Support Crane Operation Safety and Productivity

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Company Profile

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

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Others

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

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Others

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

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Technologies

GEN-VIR?, a Construction Simulator Developed by Obayashi Corporation and Toyota Motor Corporation's Frontier Research Center, Uses Posture Reproduction and Muscle Fatigue Analysis to Improve Tasks and Reduce Worker Burden

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Others

Planning approval on 60 Gracechurch Street, in City of London

Technologies

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Sustainability

Bird Paradise (Singapore) Receives 3rd OCAJI Project Award

IR

Sustainability

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

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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

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Sustainability

Obayashi Selected for Inclusion in the Dow Jones Sustainability Asia Pacific Index

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Technologies

Pasona Group, Obayashi Corporation Announce Ceiling-Lit Operating Room "OPELUMI" Exhibit at EXPO 2025 Pavilion "PASONA NATUREVERSE"

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Company Profile

Establish a new data center company, MiTASUN Inc., to develop and operate multiple clusters of the urban data centers

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Others

Website of Obayashi Tunnel World (Conventional Tunneling) was updated

Sustainability

Obayashi Corporation Introduces Alumni Recruitment System

Technologies

Obayashi Launches Initiative to Promote Circular Use of Construction Materials by Employing myUpcyclea, a Data Platform for Circular Resource Management Developed in France

Technologies

Japan's First TLP-type Floating Structure for Offshore Wind Installed in an Actual Sea Area

IR

Sustainability

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Company Profile

Obayashi Corporate Profile is now available

Others

Website of Obayashi Dam World (ODICT?) was updated

Others

Published the public relations magazine "Obayashi Quarterly" No.63 featuring "Fishery"

Sustainability

Posted Statement on Modern Slavery and Human Trafficking (FY2023) (PDF: 474.8 KB)

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Company Profile

Obayashi Corporation Establishes Obayashi Construction-Tech Lab Singapore, an Overseas R&D Base in Singapore

Company Profile

Commemorative Certificate for Capital Tie-up Signed with Eastland Generation in the Presence of New Zealand Prime Minister Luxon

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Notice of Voting Results of the 120th Ordinary General Meeting of Shareholders (PDF: 144.8 KB)

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Notice of Resolutions of the 120th Ordinary General Meeting of Shareholders (PDF: 91.9 KB)

Technologies

Post-Demolition Steel-Frame and Concrete Structural Components Reused in a New Building for the First Time in Japan

Others

New Zealand's First Green Hydrogen Fast Refuelling Station Begins Commercial Operation

IR

中国p站's Opinion on the ISS Report (PDF: 341.9 KB)

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Notice of Convocation of the 120th Ordinary General Meeting of Shareholders (PDF: 778.1 KB)

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FY2023 4th Quarter : Summary of the Financial Results Briefing Conference (April 1, 2023 to March 31, 2024) (PDF: 148.0 KB)

Sustainability

Climate-Related Information Disclosure (Disclosure Based on TCFD Recommendations) was updated

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Notice Concerning Addendum to Obayashi Group Medium-Term Business Plan 2022 (PDF: 849.6 KB)

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Notice Concerning Dividends from Surplus(PDF: 126.5 KB)

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Financial Data Book (FY ended March 31, 2020 - FY ended March 31, 2024) (PDF: 353.8 KB)

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FY2023 4th Quarter : Presentation on Financial Results (April 1, 2023 to March 31, 2024) (PDF: 711.7 KB)

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FY2023 4th Quarter : Supplementary Data on Financial Results (April 1, 2023 to March 31, 2024) (PDF: 555.9 KB)

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FY2023 4th Quarter : Financial Results (April 1, 2023 to March 31, 2024) (PDF: 752.1 KB)

Sustainability

Adoption of JP-MIRAI Assist, a Consultation and Remedy Service for Migrant Workers

Company Profile

Obayashi granted OIO for 50% shares in Eastland Generation

Technologies

Started introducing GX construction machinery in construction projects

Sustainability

Thailand's International Convention Center and Cambodia's National Road No.5 Receive 2nd OCAJI Project Award

Sustainability

Three Projects Receive ICONIC AWARDS 2023, Germany

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Disclosure of Engagement with Shareholders and Investors (April 2023 - March 2024)

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Established Obayashi Group IR & SR Basic Policy

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Notice Regarding Change of Representative Directors and Officers (PDF: 191.3 KB)

Others

Website "Let's learn about tunnels! Obayashi Tunnel World" (Shield Tunneling) was updated

Sustainability

Registered as a TNFD Adopter

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Notice Concerning Revision of Capital Policy (PDF: 165.4 KB)

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Notice Concerning Changes in Dividend Policy and Revision to Dividend Forecasts (Dividend Increase) (PDF: 126.0 KB)

Sustainability

ES CON FIELD HOKKAIDO and Obayashi Sendai Umeda Dormitory were named the winners of the German Design Award 2024, an international design competition

Sustainability

Selected for CDP Climate Change A List for the Fourth Year in a Row

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FY2023 3rd Quarter : Summary of the Financial Results Briefing Conference (April 1, 2023 to December 31, 2023) (PDF: 137.7KB)

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FY2023 3rd Quarter : Supplementary Data on Financial Results (April 1, 2023 to December 31, 2023) (PDF: 176.3 KB)

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FY2023 3rd Quarter : Financial Results (April 1, 2023 to December 31, 2023) (PDF: 482.4 KB)

Technologies

Obayashi Develops a New Fireproof Coating Spray Robot for Wider Use on Construction Sites

Others

Commencement of PoC for Green Hydrogen Production, Transportation and Utilization in New Zealand and the Republic of Fiji

Others

Reduction of Roughly 50% in CO2 Emissions from the Manufacturing of Construction Materials for the new construction of the Women's Pavilion at Expo 2025 Osaka, Kansai, Japan

Technologies

Use of next-generation biofuel "Renewable Diesel" during construction at Expo 2025 Osaka, Kansai, Japan (long-term demonstration)

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FY2023 2nd Quarter : Summary of the Financial Results Briefing Conference (April 1, 2023 to September 30, 2023) (PDF: 154.2 KB)

Company Profile

Acquisition of Shares of Eastland Generation Limited (PDF: 121.4 KB)

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FY2023 2nd Quarter : Presentation on Financial Results (April 1, 2023 to September 30, 2023) (PDF: 2.5 MB)

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FY2023 2nd Quarter : Supplementary Data on Financial Results (April 1, 2023 to September 30, 2023) (PDF: 613.0 KB)

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FY2023 2nd Quarter : Financial Results (April 1, 2023 to September 30, 2023) (PDF: 1.1 MB)

Company Profile

Acquisition of Shares of MWH US Acquisitions, Inc. (PDF: 163.1 KB)

Technologies

Obayashi Corporation Has Released Website "Smart BIM Standard?"

Company Profile

Obayashi Corporate Profile is now available

Technologies

New Contents of "Technologies for Data Center" Have Been Added

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FY2023 1st Quarter : Summary of the Financial Results Briefing Conference (April 1, 2023 to June 30, 2023) (PDF: 140.4 KB)

Sustainability

Posted Statement on Modern Slavery and Human Trafficking (FY2022) (PDF: 712.7 KB)

Technologies

Developed the industry's first design support system "SmoothSEK?" that enables highly accurate ZEB evaluation

Company Profile

Obayashi Corporation to Establish Procurement Division

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Consolidated Financial Statements (Year Ended March 31, 2023) with Independent Auditor's Report (PDF: 1.7 MB)

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Non-consolidated Financial Statements (Year Ended March 31, 2023) with Independent Auditor's Report (PDF: 575.8 KB)

Sustainability

Three Bridge Projects in Bangladesh Received Japan Construction International Award

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FY2023 1st Quarter : Supplementary Data on Financial Results (April 1, 2023 to June 30, 2023) (PDF: 202.7 KB)

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FY2023 1st Quarter : Financial Results (April 1, 2023 to June 30, 2023) (PDF: 625.7 KB)

Technologies

System to Evaluate the degree of ZEB Ready Achievement in the Early Stages of Design Phase

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Sustainability

Obayashi Corporation joins TNFD Forum

Sustainability

Obayashi Diversity & Inclusion website is now available

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Notice of Resolutions of the 119th Ordinary General Meeting of Shareholders (PDF: 93.6 KB)

Others

Website "Let's know about the dam! Obayashi Dam World" has opened

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中国p站's Opinion on the ISS Report (PDF: 371.0 KB)

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Notice of Convocation of the 119th Ordinary General Meeting of Shareholders (PDF: 991.6 KB)

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4th Quarter : Summary of the Financial Results Briefing for Fiscal Year Ended March 31, 2023 (Online Conference) and Main Questions and Answers (PDF: 162.4 KB)

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Opinion of the Board of Directors of the Corporation Regarding the Shareholder Proposal (PDF: 359.3 KB)

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Financial Data Book (FY ended March 31, 2019 - FY ended March 31, 2023) (PDF: 387.7 KB)

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4th Quarter : Presentation on Financial Results (April 1, 2022 to March 31, 2023) (PDF: 2.2 MB)

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4th Quarter : Supplementary Data on Financial Results (April 1, 2022 to March 31, 2023) (PDF: 719.2 KB)

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4th Quarter Financial Results (April 1, 2022 to March 31, 2023) (PDF: 674.4 KB)

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Notice Regarding the Receipt of a Shareholder Proposal (PDF: 127.7 KB)

Technologies

"Digital Twin App" is Developed to Create Digital Twins for Construction Sites

Others

3D-Printed Demonstration Building "3dpod?" Completed

Sustainability

The Obayashi Group has established the Intellectual Property Policy

Sustainability

Notice of revision to the Obayashi Group Environmental Policy

Others

Obayashi and Hitachi Solutions Established "Oprizon, Ltd.," a Joint Venture Providing Smart Building-related Services

IR

Notice Regarding Change of Audit & Supervisory Board Members (PDF: 122.1 KB)

Others

Obayashi Corporation Invests in AFCryo Global Limited, a New Zealand Venture Developing Hydrogen Equipment Using Cryogenic Separation Technology

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Notice Regarding Change of Representative Directors and Officers (PDF: 231.0 KB)

Others

Acquisition of 60 Gracechurch Street, Office Building in the City of London

Others

Website of Obayashi Tunnel World (Conventional Tunneling and Shield Tunneling) was updated

Sustainability

The Obayashi Group has formulated Health and Productivity Management Policy

Sustainability

The Obayashi Group has formulated Obayashi Group Human Resource Management Policy

IR

3rd Quarter : Summary of the Financial Results Briefing for Fiscal Year Ending March 31, 2023 (Teleconference) and Main Questions and Answers (PDF: 152.3 KB)

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3rd Quarter : Supplementary Data on Financial Results (April 1, 2022 to December 31, 2022) (PDF: 300.7 KB)

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3rd Quarter Financial Results (April 1, 2022 to December 31, 2022) (PDF: 592.4 KB)

Others

Obayashi Corporation Establishes Capital Alliance with Cypress Sunadaya, a Manufacturer and Distributor of Timber

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Others

OWJJ JV Awarded Contract for the first large-scale wastewater treatment plant in Special Region of Jakarta, Indonesia

Sustainability

Selected for CDP Climate Change A List for the Third Year in a Row

IR

2nd Quarter : Summary of the Financial Results Briefing for Fiscal Year Ending March 31, 2023 (Online Conference) and Main Questions and Answers (PDF: 210.6 KB)

Civil Engineering

Developed OBRIS?: Obayashi Bridge Renewal Integrated Management System

IR

2nd Quarter : Presentation on Financial Results (April 1, 2022 to September 30, 2022) (PDF: 2.9MB)

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2nd Quarter : Supplementary Data on Financial Results (April 1, 2022 to September 30, 2022) (PDF: 540.7KB)

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2nd Quarter Financial Results (April 1, 2022 to September 30, 2022) (PDF: 1.1MB)

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中国p站 announces revised financial forecasts for FY2022 (PDF: 112.7 KB)

Sustainability

Obayashi Group's GHG Emission Reduction Targets Approved by SBTi Based on 1.5℃ Criteria

Others

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Others

WELCS place? Smart Building Platform Developed Through Open Innovation

Sustainability

Obayashi Corporate Report 2022 is now available (PDF: 10.9 MB)

Sustainability

Introducing Obayashi Group's initiatives to Contribute to Achieving SDGs

Company Profile

Obayashi Corporate Profile is now available (PDF: 2.8 MB)

New Businesses

Obayashi Established a New Business Company "PLiBOT" to Provide a Wide Variety of Autonomous Mobile Robots and Integrated Control Platforms

IR

1st Quarter : Summary of the Financial Results Briefing for Fiscal Year Ending March 31, 2023 (Teleconference) and Main Questions and Answers (PDF: 129.2 KB)

Sustainability

Posted Statement on Modern Slavery and Human Trafficking (FY2022.3) (PDF: 438.7 KB)

Building Construction

Project awards announcement："Atlassian Central, The world's tallest hybrid-timber building"

Sustainability

Continued to be selected as a constituent of the ESG indexes used by the Government Pension Investment Fund (GPIF)

IR

1st Quarter : Supplementary Data on Financial Results (April 1, 2022 to June 30, 2022) (PDF: 147.0 KB)

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1st Quarter Financial Results (April 1, 2022 to June 30, 2022) (PDF: 518.0 KB)

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Non-consolidated Financial Statements (Year Ended March 31, 2022) with Independent Auditor's Report (PDF: 179.3 KB)

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Consolidated Financial Statements (Year Ended March 31, 2022) with Independent Auditor's Report (PDF: 509.6 KB)

Technologies

Development of an Integrated System for Electric Bus Operation and Energy Management

Sustainability

Obayashi SVVL (Silicon Valley Ventures & Laboratory) received Special Prize of JAPAN Construction Int'l Award

IR

Notice of Resolutions of the 118th Ordinary General Meeting of Shareholders (PDF: 267.3 KB)

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New Businesses

Obayashi Corporation Exchanged Views on Carbon Neutrality with New Zealand Prime Minister Jacinda Ardern

IR

Obayashi's Views on the ISS Report (PDF: 325.2 KB）

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Notice of Convocation of the 118th Ordinary General Meeting of Shareholders (PDF: 1.0 MB)

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4th Quarter : Summary of the Financial Results Briefing for Fiscal Year Ended March 31, 2022 (Online Conference) and Main Questions and Answers

Building Construction

Visual process management system "ProMIE?" has been upgraded

IR

Financial Data Book (FY ended March 31, 2018 - FY ended March 31, 2022) (PDF: 579.3 KB)

IR

4th Quarter : Presentation on Financial Results (April 1, 2021 to March 31, 2022) (PDF: 2.4 MB)

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4th Quarter : Supplementary Data on Financial Results (April 1, 2021 to March 31, 2022) (PDF: 814.6 KB)

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4th Quarter Financial Results (April 1, 2021 to March 31, 2022) (PDF: 801.0 KB)

Real Estate Development

Acquisition of Further Stake in 20 Gracechurch Street in the City of London

IR

Notice Regarding Change of Representative Director and Officers (PDF: 231.8 KB)

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Obayashi Group Medium-Term Business Plan 2022 Summary of the Briefing for Investors and Analysts (Zoom Conference) and Main Questions and Answers (PDF: 213.2 KB)

Building Construction

Development of AiCorb? to streamline the early stages of architectural design

Sustainability

Notice of New CO2 Emission Reduction Targets

IR

Formulation of Obayashi Group Medium-Term Business Plan 2022

Building Construction

Development of the 4D Construction Management Assistant System that reflects on-site operation status in real time

IR

3rd Quarter : Summary of the Financial Results Briefing for Fiscal Year Ending March 31, 2022 (Teleconference) and Main Questions and Answers (PDF: 136.0 KB)

Sustainability

Selected as "Supplier Engagement Leader" for the second year in a row

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3rd Quarter : Supplementary Data on Financial Results (April 1, 2021 to December 31, 2021) (PDF: 310.1 KB)

IR

3rd Quarter Financial Results (April 1, 2021 to December 31, 2021) (PDF: 580.9 KB)

Technologies

Successful cultivation of plants using simulated lunar soil as a step toward realizing space farming

Others

Introduction with a Video to the Five-year Path to the Restoration of the Castle Keeps of Kumamoto Castle

Company Profile

Obayashi Corporation's 130-year history, "Obayashi Chronicle 130 1892-2021" has been released

Sustainability

Selected as "A List" in CDP Climate Change Report for the Second Year in a Row

IR

Notice of Selection and Application to the Prime Market in the New Market Segments (PDF: 65.7 KB)

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2nd Quarter : Summary of the Financial Results Briefing for Fiscal Year Ending March 31, 2022 (Teleconference) and Main Questions and Answers (PDF: 206.5 KB)

Others

Building Construction

Development of an autonomous logistics system for construction site with multi AGV(Automatic Guided Vehicle) collaboration

IR

2nd Quarter : Presentation on Financial Results (April 1, 2021 to September 30, 2021) (PDF: 1.4 MB)

IR

2nd Quarter : Supplementary Data on Financial Results (April 1, 2021 to September 30, 2021) (PDF: 588.6 KB)

IR

2nd Quarter Financial Results (April 1, 2021 to September 30, 2021) (PDF: 1.7 MB)

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中国p站 announces its revised financial forecasts for FY2021 (PDF: 92.0 KB)

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Others

Website "Let's learn about tunnels! Obayashi Tunnel World" has opened

Company Profile

Obayashi Corporate Profile is now available (PDF: 2.8 MB)

Sustainability

Obayashi Corporate Report 2021 is now available (PDF: 10.9 MB)

Others

Obayashi Corporation is exhibiting at the 17th World Conference on Earthquake Engineering (17WCEE), and has opened a special website.

Sustainability

Posted Statement on Modern Slavery and Human Trafficking (FY2021.3) (PDF: 411.9 KB)

Sustainability

Notice of revision to the Obayashi Group Human Rights Policy

IR

1st Quarter : Summary of the Financial Results Briefing for Fiscal Year Ending March 31, 2022 (Teleconference) and Main Questions and Answers (PDF: 190.0 KB)

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Notice Regarding an Additional Contribution to the Board Incentive Plan Trust (PDF: 116.5 KB)

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1st Quarter : Supplementary Data on Financial Results (April 1, 2021 to June 30, 2021) (PDF: 169.3 KB)

IR

1st Quarter Financial Results (April 1, 2021 to June 30, 2021) (PDF: 796.0 KB)

Sustainability

Continued to be selected as a constituent of the four ESG indexes utilized by GPIF

IR

Non-consolidated Financial Statements (Year Ended March 31, 2021) with Independent Auditor's Report (PDF: 154.3 KB)

IR

Consolidated Financial Statements (Year Ended March 31, 2021) with Independent Auditor's Report (PDF: 410.3 KB)

Company Profile

The Obayashi Group has formulated tax governance policy

Technologies

Construction methods developed for "Diver Street?", next generation road concept

Technologies

Visual Process Management System ProMIE?: Enabling Everyone to Swiftly Grasp the Status of Construction Processes Anytime, Anywhere

IR

Notice of Resolutions of the 117th Ordinary General Meeting of Shareholders (PDF: 102.7 KB)

New Businesses

Obayashi Corporation selected as equity partner for Hydrogen Refuelling Station Project by Ports of Auckland Limited, undertaking its 2nd hydrogen project in New Zealand

IR

Notice of Convocation of the 117th Ordinary General Meeting of Shareholders (PDF: 752.5 KB)

Others

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4th Quarter : Summary of the Financial Results Briefing for Fiscal Year Ended March 31, 2021 (Teleconference) and Main Questions and Answers (PDF: 230.3 KB)

IR

Notice Regarding Extension and Partial Revision to the Board Incentive Plan Trust (PDF: 137.7 KB)

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Financial Data Book (FY ended March 31, 2017 - FY ended March 31, 2021) (PDF: 238.6 KB)

IR

4th Quarter : Presentation on Financial Results (April 1, 2020 to March 31, 2021) (PDF: 862.4 KB)

IR

4th Quarter : Supplementary Data on Financial Results (April 1, 2020 to March 31, 2021) (PDF: 1.2 MB)

IR

4th Quarter Financial Results (April 1, 2020 to March 31, 2021) (PDF: 1.5 MB)

Building Construction

Development of MR construction management application "holonica?" which superimposes BIM data over construction location data

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Notice Regarding Change of Representative Director and Officers (PDF: 177.8 KB)

Sustainability

Selected as "Leaderboard" in the Supplier Engagement Rating for the First Time

IR

3rd Quarter : Summary of the Financial Results Briefing for Fiscal Year Ending March 31, 2021 (Teleconference) and Main Questions and Answers (PDF: 190.3 KB)

IR

3rd Quarter : Supplementary Data on Financial Results (April 1, 2020 to December 31, 2020) (PDF: 494.3 KB)

IR

3rd Quarter Financial Results (April 1, 2020 to December 31, 2020) (PDF: 1.1 MB)

Company Profile

Regarding Cease and Desist Order and Surcharge Payment Order Received from Japan Fair Trade Commission (PDF: 14.0 KB)

Sustainability

Selected as "A List" in CDP Climate Change Report for the First Time

IR

Notice Regarding Change of Executive Officers, Etc. (PDF: 131.6 KB)

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2nd Quarter : Summary of the Financial Results Briefing for Fiscal Year Ending March 31, 2021 (Teleconference) and Main Questions and Answers (PDF: 207.9 KB)

IR

2nd Quarter : Presentation on Financial Results (April 1, 2020 to September 30, 2020) (PDF: 2.6 MB)

IR

2nd Quarter : Supplementary Data on Financial Results (April 1, 2020 to September 30, 2020) (PDF: 297.5 KB)

IR

2nd Quarter Financial Results (April 1, 2020 to September 30, 2020) (PDF: 360.2 KB)

Sustainability

Climate-Related Information Disclosure (Disclosure Based on TCFD Recommendations)

Company Profile

Concerning lawsuit over property constructed by Obayashi's US subsidiary Webcor

Sustainability

Obayashi Corporate Report 2020 is now available (PDF:9.8 MB)

New Businesses

BIRD INITIATIVE established to accelerate the creation of new businesses through cooperative R&D

New Businesses

Announcing Investment in APB, Developer of the "All-Polymer Battery," a Next-Generation Lithium-Ion Battery

New Businesses

Large-Scale Hydroponic Cultivation Experiments by Advanced Greenhouses Start on Indonesia's Bintan Island

Sustainability

Continued to be selected as a constituent of FTSE4 Good Index Series, FTSE Blossom Japan Index, and other major ESG investment indices

IR

1st Quarter : Summary of the Financial Results Briefing for Fiscal Year Ending March 31, 2021 (Teleconference) and Main Questions and Answers (PDF: 235.0 KB)

IR

Announcement of Revisions to the Financial and Dividend Forecasts (PDF: 175.7 KB)

IR

1st Quarter : Supplementary Data on Financial Results (April 1, 2020 to June 30, 2020) (PDF: 273.5 KB)

IR

1st Quarter Financial Results (April 1, 2020 to June 30, 2020) (PDF: 398.5 KB)

IR

Non-consolidated Financial Statements (Year Ended March 31, 2020) with Independent Auditor's Report (PDF: 1.0 MB)

IR

Consolidated Financial Statements (Year Ended March 31, 2020) with Independent Auditor's Report (PDF: 3.2 MB)

Technologies

World's First Successful Technology Verification of 100% Hydrogen-fueled Gas Turbine Operation with Dry Low NOx Combustion Technology

Sustainability

Posted Statement on Modern Slavery and Human Trafficking (FY2020.3) (PDF:1.9 MB)

Sustainability

Support for TCFD (Task Force on Climate-related Financial Disclosures)

IR

Notice of Resolutions of the 116th Ordinary General Meeting of Shareholders (PDF:100.0 KB)

Others

Spam Alert: Please be aware of emails spoofing Obayashi officers

Civil Engineering

New Deck Slab Replacement Method DAYFREE? to Reduce Traffic Congestion Developed and Deployed

IR

Financial Data Book (FY Ended March 31, 2016 - FY Ended March 31, 2020) (PDF:406.0 KB)

IR

Notice of Convocation of the 116th Ordinary General Meeting of Shareholders (PDF:692.6 KB)

Company Profile

Response to Ending of the Declaration of State of Emergency

IR

4th Quarter : Summary of the Financial Results Briefing for Fiscal Year Ended March 31, 2020 (Teleconference) and Main Questions and Answers (PDF:189.3 KB)

IR

4th Quarter : Supplementary Data on Financial Results (April 1, 2019 to March 31, 2020) (PDF:416.7 KB)

IR

4th Quarter Financial Results (April 1, 2019 to March 31, 2020) (PDF:404.8 KB)

Company Profile

Response to Declaration of a State of Emergency under the COVID-19 Special Law

IR

Notice Regarding Change of Officers (PDF:197.7 KB)

Technologies

Introducing the largest scale 3D-printed structure in Japan with the video

Company Profile

Implementation of telecommuting at the Head Office, Tokyo Main Office, Yokohama Branch, and Kanto Branch

Others

The Sustainable Agriculture of the Future "the 'Compact Agriculture' Concept"

Sustainability

Selected as "A-" in CDP Climate Change Report 2019

IR

3rd Quarter : Main Questions and Answers from the Financial Results Briefing for Fiscal Year Ending March 31, 2020 (Teleconference) (PDF:99.7 KB)

IR

3rd Quarter : Supplementary Data on Financial Results (April 1, 2019 to December 31, 2019) (PDF:194.7 KB)

IR

3rd Quarter Financial Results (April 1, 2019 to December 31, 2019) (PDF:279.2 KB)

IR

2nd Quarter : Main Questions and Answers from the Financial Results Briefing for Fiscal Year Ending March 31, 2020 (PDF:102.1 KB)

IR

2nd Quarter : Presentation on Financial Results (April 1, 2019 to September 30, 2019) (PDF:2.9 MB)

IR

2nd Quarter : Supplementary Data on Financial Results (April 1, 2019 to September 30, 2019) (PDF:383.1 KB)

IR

IR

2nd Quarter Financial Results (April 1, 2019 to September 30, 2019) (PDF:363.9 KB)

Sustainability

Obayashi Corporate Report 2019 is now available (PDF:7.9 MB)

IR

1st Quarter : Supplementary Data on Financial Results (April 1, 2019 to June 30, 2019) (PDF:172.6 KB)

IR

1st Quarter Financial Results (April 1, 2019 to June 30, 2019) (PDF:404.0 KB)

Company Profile

Regarding Cease and Desist Orders and Surcharge Payment Orders Received from the Japan Fair Trade Commission Concerning a Subsidiary (Obayashi Road Corporation) (PDF:70.0 KB)

IR

Non-consolidated Financial Statements (Year Ended March 31, 2019) with Independent Auditor's Report (PDF:479.2 KB)

IR

Consolidated Financial Statements (Year Ended March 31, 2019) with Independent Auditor's Report (PDF:819.7 KB)

Sustainability

Posted Slavery and Human Trafficking Statement in accordance with the UK Modern Slavery Act 2015 (PDF:191.7 KB)

Sustainability

Selected for FTSE4Good Index Series, FTSE Blossom Japan Index, and other major ESG investment indices

Sustainability

Obayashi Corporation has issued a sustainability bond

Sustainability

"Obayashi Green Vision 2050" updated to "Obayashi Sustainability Vision 2050"

IR

Financial Data Book (FY Ended March 2015 - FY Ended March 2019) (PDF:175.5 KB)

IR

4th Quarter : Main Questions and Answers from the Financial Results Briefing for Fiscal Year Ended March 31, 2019 (PDF:114.3 KB)

IR

4th Quarter Presentation on Financial Results (April 1, 2018 to March 31, 2019) (PDF:2.1 MB)

New Businesses

Obayashi forms partnership with Siemens Gamesa Renewable Energy for Northern Akita Offshore Wind Farm Project

IR

Notice of Resolutions of the 115th Ordinary General Meeting of Shareholders (PDF:16.7 KB)

Sustainability

Obayashi Corporation has received a Second Party Opinion on Obayashi Sustainability Bond from DNV GL Business Assuarance Japan K. K. (Sustainability bond eligibility pre-issue assessment report) (PDF:866.3KB)

Others

Spam Alert: Fraudulent Email Sent in the Name of Obayashi Group

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Notice of Convocation of the 115th Ordinary General Meeting of Shareholders (PDF:676.1KB)

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4th Quarter Supplementary Data on Financial Results (April 1, 2018 to March 31, 2019) (PDF:395.2KB)

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4th Quarter Financial Results (April 1, 2018 to March 31, 2019) (PDF:433.9KB)

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Notice Regarding Change of Representative Director and Officers(PDF:178.0KB)

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3rd Quarter Supplementary Data on Financial Results (April 1 to December 31, 2018) (PDF:175.9KB)

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3rd Quarter Financial Results (April 1 to December 31, 2018) (PDF:438.6KB)

Company Profile

Regarding a Suspension of Business Penalty in Accordance with the Construction Business Act(PDF:62.9KB)

New Businesses

Joint development agreement signed with Tuaropaki Trust, will build hydrogen production plant

Others

Spam Alert: Fraudulent Email Sent in the Name of Obayashi Group

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2nd Quarter Presentation on Financial Results (April 1 to September 30, 2018) (PDF:612.9KB)

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2nd Quarter Supplementary Data on Financial Results (April 1 to September 30, 2018) (PDF:285.8KB)

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2nd Quarter Financial Results (April 1 to September 30, 2018) (PDF:482.3KB)

Sustainability

Obayashi Corporation has issued a green bond

Company Profile

Regarding a Judgment on a violation of the Antimonopoly Act

Sustainability

Obayashi Corporation has received a Second Party Opinion on Obayashi Green Bond from DNV GL Business Assuarance Japan K. K. (Green bond eligibility pre-issue assessment report)(PDF:1.07MB)

Civil Engineering

Ceremony Marks Start of Impoundment at Nam Ngiep 1 Hydropower Project in Laos

Sustainability

Obayashi Corporate Report 2018 is now available(PDF:7.2MB)

Company Profile

Notice Regarding the Establishment of a Third-party Committee(PDF:67.8KB)

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Supplementary Data on First Quarter Financial Results for Fiscal Year Ending March 31, 2019(PDF:164.5KB)

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Appendix to First Quarter Financial Results for Fiscal Year Ending March 31, 2019(PDF:367.5KB)

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Summary of First Quarter Financial Results for Fiscal Year Ending March 31, 2019 (PDF:149.8KB)

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Notice of Resolutions of the 114th Ordinary General Meeting of Shareholders (PDF:17KB)

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Investor presentation on Financial Results for FY2017 and Forecasts for FY2018(PDF:1,130KB)

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Notice Regarding Extension of the Board Incentive Plan Trust (PDF:179KB)

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Formulation of Recurrence Prevention Policy (PDF:116KB)

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Notice of Convocation of the 114th Ordinary General Meeting of Shareholders (PDF:624KB)

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Financial Data Book (FYE March 2014 - FYE March 2018) (PDF:169KB)

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Supplementary Data on Financial Results for FY2017 Ended March 2018(PDF:395KB)

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Others

Spam Alert: Fraudulent Email Sent in the Name of "Obayashi Electric Inc"

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Notice Regarding Change of Representative Director and Officers(PDF:143.2KB)

New Businesses

New venture between Tuaropaki Trust and Obayashi Corporation to investigate hydrogen production using geothermal energy.

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Sustainability

OBAYASHI AWARDED PRESTIGIOUS WELL CERTIFICATION BY THE INTERNATIONAL WELL BUILDING INSTITUTE? The first WELL Certified? project in Japan

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Announcement of Revisions for the Financial Forecasts (PDF:84KB)

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