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Overseas Construction

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Sustainability

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

Technologies

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Others

Japan's first fully-wooden and fire-resistant high-rise structure "OY Project"

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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(PDF:70.8KB)

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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Appendix to the Financial Statements FY2017 Ended March 2018 (PDF:397KB)

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Summary of the Financial Results for FY2017 Ended March 2018 (PDF:338KB)

Others

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

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Regarding the Indictment due to a Violation of the Antimonopoly Act and the Volunteering Return of Directors' Remuneration(PDF:92KB)

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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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Supplementary Data on Financial Results for 3rd Quarter (cumulative) of FY2017 Ending March 2018 (PDF:229KB)

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Appendix to the Financial Statements for 3rd Quarter (cumulative) of FY2017 Ending March 2018 (PDF:391KB)

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Financial Statements 3rd Quarter of FYE 3/2018 (PDF:145KB)

Sustainability

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

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Notice Regarding Change of President and Transfer of Representative Director(PDF:113KB)

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Regarding News Reports about OBAYASHI CORPORATION(PDF:19KB)

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Regarding the Search Performed by the Tokyo District Public Prosecutors Office and the Japan Fair Trade Commission(PDF:20KB)

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Regarding the Investigation Carried out by the Special Investigation Department, Tokyo District Public Prosecutors Office(PDF:17KB)

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Investor presentation on Financial Results for 2Q/FY2017 (cumulative) and Forecasts for Full FY2017 (PDF:638KB)

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Supplementary Data on Financial Results for 2nd Quarter (cumulative) of FY2017 Ending March 2018 (PDF:314KB)

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Appendix to the Financial Statements for 2nd Quarter (cumulative) of FY2017 Ending March 2018 (PDF:211KB)

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Financial Statements for 2nd Quarter of FYE 3/2018 (PDF:161KB)

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Obayashi Corporate Report 2017 is now available(PDF:10,260KB)

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Supplementary Data on Financial Results for 1st Quarter of FY2017 Ending March 2018(PDF:208KB)

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Appendix to the Financial Statements for 1st Quarter of FY2017 Ending March 2018 (PDF:241KB)

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Financial Statements for 1st Quarter of FYE 3/2018 (PDF:149KB)

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Notice of Resolutions of the 113th Ordinary General Meeting of Shareholders (PDF:91KB)

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Notice Regarding Results of Tender Offer for Shares of Obayashi Road Corporation (Securities Code: 1896)(PDF:199KB)

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Notice of Convocation of the 113th Ordinary General Meeting of Shareholders (PDF:618KB)

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Investor presentation on Financial Results for FY2016 and Forecasts for FY2017 (PDF:2,765KB)

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Financial Data Book (FYE March 2013 - FYE March 2017) (PDF:164KB)

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Supplementary Data on Financial Results for FY2016 Ended March 2017 (PDF:388KB)

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Financial Statements FYE 3/2017 Results and FYE 3/2018 Forecast(PDF:306KB)

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Notice Regarding Commencement of Tender Offer for Shares of Obayashi Road Corporation (Securities Code: 1896)(PDF:632KB)

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Announcement of Revisions for the Financial and Dividends Forecasts as well as the Formulation of the Medium-Term Business Plan (PDF:90KB)

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Supplementary Data on Financial Results for 3rd Quarter (PDF:189KB)

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Financial Statements for 3rd Quarter of FYE 3/2017 (PDF:211KB)

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Investor presentation on Financial Results for 2Q/ FY2016(cumulative)and Forecasts for Full FY2016(PDF:784KB)

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Supplementary Data on Financial Results for 2nd Quarter (cumulative) of FY2016 Ending March 2017(PDF:367KB)

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Financial Statements for 2nd Quarter of FYE 3/2017 (PDF:254KB)

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Obayashi Corporate Report 2016 is now available(PDF:11,448KB)

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

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Media coverage of a condominium Webcor (Obayashi's subsidiary in the US) built(PDF:32KB)

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Supplementary Data on Financial Results for 1st Quarter (cumulative) of FY2016 Ending March 2017(PDF:185KB)

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Financial Statements for 1st Quarter of FYE 3/2017 (PDF:149KB)

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Notice of Resolutions of the 112th Ordinary General Meeting of Shareholders (PDF:92KB)

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Investor presentation on Financial Results for FY2015 and Forecasts for FY2016 (PDF:2,221KB)

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Financial Data Book (FYE March 2012 - FYE March 2016) (PDF:241KB)

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Supplementary Data on Financial Results for FY2015 Ended March 2016 (PDF:381KB)

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Notice of Convocation of the 112th Ordinary General Meeting of Shareholders (PDF:164KB)

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Financial Statements for FYE 3/2016 Results and FYE 3/2017 Forecast (PDF:289KB)

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Announcement of Revisions for the Financial and Dividends Forecasts(PDF:89KB)

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Announcement of Recognition of Compensation for Damages (Extraordinary loss) caused by construction delay(PDF:76KB)

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Supplementary Data on Financial Results for 3rd Quarter (cumulative) of FY2015 Ending March 2016(PDF:151KB)

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Financial Statements for 3rd Quarter of FYE 3/2016 (PDF:579KB)

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Investor presentation on Financial Results for 2Q/ FY2015 (cumulative) and Forecasts for Full FY2015(PDF:888KB)

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Supplementary Data on Financial Results for 2nd Quarter (cumulative) of FY2015 Ending March 2016(PDF:286KB)

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Financial Statements for 2nd Quarter of FYE 3/2016 (PDF:255KB)

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

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Obayashi Corporate Report 2015 is now available(PDF:13,502KB)

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Announcement of Revisions for the Financial Forecasts (PDF:135KB)

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Financial Statements for 1st Quarter of FYE 3/2016 (PDF:207KB)

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Notice of Resolutions of the 111th Ordinary General Meeting of Shareholders (PDF:89KB)

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Investor presentation on Financial Results for FY2014 and Forecasts for FY2015 (PDF:1,570KB)

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Financial Data Book (FYE March 2011 - FYE March 2015) (PDF:152KB)

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Supplementary Data on Financial Results for FY2014 Ended March 2015 (PDF:603KB)

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Notice of Convocation of the 111th Ordinary General Meeting of Shareholders (PDF:249KB)

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Financial Statements for FYE 3/2015 Results and FYE 3/2016 Forecast (PDF:351KB)

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Announcement of the Revisions for the Financial and Dividends Forecasts as well as the Formulation of the Medium-Term Business Plan (PDF:55KB)

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The Announcement of Acquiring Ownership of Kraemer North America, LLC, General Contractor in U.S.A.

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Financial Statements for 3rd Quarter of FYE 3/2015 (PDF:310KB)

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Investor presentation on Financial Results for 2Q/ FY2014 (cumulative) and Forecasts for Full FY2014(PDF:2,285KB)

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Supplementary Data on Financial Results for 2nd Quarter (cumulative) of FY2014 Ending March 2015(PDF:593KB)

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Financial Statements for 2nd Quarter of FYE 3/2015

Technologies

The Space Elevator Construction Concept

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Announcement of Revisions for the Financial Forecasts

Sustainability

Obayashi Technical Research Institute was honored as an outstanding sustainable building

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OBAYASHI Corporate Report 2014 (Financial, Social and Environmental Performance) is now available(PDF:6,192KB)

Others

Engineering Service Microelectronics Manufacturing Facilities

Others

New contents of "Technologies for Industrial facilities" have been added.

Others

Pharmaceutical Production Facility Engineering

Others

Food and Beverage Factory

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Financial Statements for 1st Quarter of FYE 3/2015

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Notice of Resolutions of the 110th Ordinary General Meeting of Shareholders

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Notice of Convocation of the 110th Ordinary General Meeting of Shareholders

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Investor presentation on Financial Results for FY2013 and FY2014

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Financial Data Book (FYE March 2010 - FYE March 2014)

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Supplementary Data on Financial Results for FY2013 Ended March 2014

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Financial Statements for FYE 3/2014 Results and FYE 3/2015 Forecast

Others

"Projects" updated

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Announcement of Revisions for the Financial Forecasts

Civil Engineering

Acted as President of the Beavers Heavy Engineering Construction Association

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Financial Statements for 3rd Quarter of FYE 3/2014

Civil Engineering

Obayashi Participated in the 1st Arabian Tunnelling Conference 2013

Sustainability

Obayashi Receives Highest LEED Point Total for an Existing Building in Japan with Support from Webcor Builders

Civil Engineering

World class Large Tunnel Boring Machines Started Operation

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Investor presentation on Financial Results for 2Q/ FY2013 (cumulative) and Forecasts for Full FY2013

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Supplementary Data on Financial Results for 2nd Quarter (cumulative) of FY2013 Ending March 2014

Civil Engineering

Order Received for Nam Ngiep 1 Hydropower Project in Laos

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Financial Statements for 2nd Quarter of FYE 3/2014

Others

Beware of Fake, Spoof Emails (written again)

Sustainability

Project Award Announcement: Jakarta MRT Project

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Obayashi Included in FTSE4Good Global Index for Tenth Consecutive Year

Sustainability

URUP (Ultra Rapid Under Pass) Method wins the Prime Minister's Prize in the Fifth Monodzukuri Nippon Grand Award

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OBAYASHI Corporate Report 2013 (Financial, Social and Environmental Performance) is now available(PDF:5,640KB)

Sustainability

Obayashi Corporation participated in the United Nations Global Compact

Sustainability

Obayashi Named to Dow Jones Sustainability Index Asia Pacific for Third Consecutive Year

Sustainability

Project Award Announcement: A Large-scale Development Project in Singapore

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Financial Statements for 1st Quarter of FYE 3/2014 (PDF:604KB)

Others

"Projects" updated

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Notice of Resolutions of the 109th Ordinary General Meeting of Shareholders (PDF:85KB)

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Notice of Convocation of the 109th Ordinary General Meeting of Shareholders (PDF:182KB)

Sustainability

Project Award Announcement: A Large-scale Development Project in Qatar

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Financial Statements for FYE 3/2013 Results and FYE 3/2014 Forecast (PDF:632KB)

Sustainability

LEED®-CS Platinum Award for a Complex constructed by Thai Obayashi

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Financial Statements for 3rd Quarter of FYE 3/2013 (PDF:444KB)

Building Construction

TOKYO SKYTREE® of "Projects" posted

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Investor meeting to present Financial Results for 2Q/ FY2012 (cumulative) and Forecasts for Full FY2012

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Supplementary Data on Financial Results for 2nd Quarter(cumulative) of FY2012 Ending March 2013

Sustainability

The presentation of 'URUP', Ultra Rapid Under Pass, for the British Tunnelling Society

Civil Engineering

MHI and Obayashi Jointly Develop "Radiation-shielded Seat" To Suppress Radiation Exposure of Machinery Operators Working in Radiation-contaminated Areas

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Financial Statements for 2nd Quarter of FYE 3/2013 (PDF:516 KB)

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Announcement of Revisions for the Financial Forecasts

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OBAYASHI Corporate Report 2012 (Financial, Social and Environmental Performance) is now available(PDF:6,992KB)

Civil Engineering

Acceptance of Order from Singapore Power for Design and Construction of East-West Transmission Cable Tunnel Contract

Others

"Projects" updated

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Obayashi named to a constituent of the Dow Jones Sustainability Indexes Asia Pacific (2012/2013) for second consecutive year

Civil Engineering

Obayashi, TOA and MBE to Begin Construction of Vertical Telescopic Breakwater at Shimotsu Harbor, Wakayama

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Financial Statements for 1st Quarter of FYE 3/2013

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Investor meeting to present FY2011 and outlook for full FY2012

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Supplementary Data on Financial Results for FY2011 Ended March 2012

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Notice of Resolutions of the 108th Ordinary General Meeting of Shareholders

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Notice of Convocation of the 108th Ordinary General Meeting of Shareholders (PDF:125KB)

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Financial Statements for FYE 3/2012 Results and FYE 3/2013 Forecast (PDF:600KB)

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Announcement on recognition of extraordinary loss and changes in forecasts(PDF:76KB)

Sustainability

Hoover dam bypass project was named the winner of Outstanding Civil Engineering Achievement Award

Building Construction

Obayashi signs agreement on comprehensive business alliance with Aidea

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Obayashi announced "Obayashi Group Medium Term Business Plan 2012"

Building Construction

The world's tallest tower, Tokyo Sky Tree was completed

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Financial Statements for 3rd Quarter of FYE 3/2012

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Announcement on Changes in Forecasts

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Investor meeting to present 2Q/FY2011 (cumulative) and outlook for full FY2011

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Supplementary Data on Financial Results for 2nd Quarter(cumulative) of FY2011 Ending March 2012

Civil Engineering

Order Received for Construction of Weston Tunnel Phase3

Building Construction

Order Received for first large-scale multi-use stadium in Taiwan

Sustainability

Obayashi provides aid to victims of flood in Thailand

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Financial Statements for 2nd Quarter of FYE 3/2012 (PDF:509 KB)

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Announcement on Changes in Forecasts

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Obayashi named to a constituent of the FTSE4Good Global Index for eight consecutive years

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Obayashi named to a constituent of the Dow Jones Sustainability Indexes Asia Pacific (2011/2012)

Civil Engineering

Completion of the Dubai Metro Urban Rail System with a total length of 75 kilometers in Dubai, United Arab Emirates

Sustainability

CSR Report 2011 is now available.

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Financial Statements for 1st Quarter of FYE 3/2012 (PDF:311 KB)

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Notice of Resolutions of the 107th Ordinary General Meeting of Shareholders (PDF:81KB)

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Notice of Convocation of the 107th Ordinary General Meeting of Shareholders (PDF:125KB)

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Financial Statements for FYE 3/2011 Results and FYE 3/2012 Forecast (PDF:606KB)

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Announcement on recognition of gain on sales of investment securities

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Changes in Corporate Auditors

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Announcement on acquisition of shares in Seiwa Real Estate

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Tohoku - Pacific Ocean Earthquake: Announcement regarding the effect on our operations

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Announcement on acquisition of shares in Kenaidan, a Canadian general contracting company

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Changes in Representative Directors, Directors and Executive Officers

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Announcement on loans and receivables uncollectible from a subsidiary

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Financial Statements for 3rd Quarter of FYE 3/2011 (PDF:333 KB)

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Financial Statements for 2nd Quarter of FYE 3/2011 (PDF:505 KB)

Sustainability

CSR Report 2010 is now available.

Others

Obayashi is building the number one tower in the world!

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Financial Statements for 1st Quarter of FYE 3/2011 (PDF:489 KB)

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Notice of Resolutions of the 106th Ordinary General Meeting of Shareholders (PDF:18KB)

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Notice of Convocation of the 106th Ordinary General Meeting of Shareholders (PDF:132KB)

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Financial Statements for FYE 3/2010 Results and FYE 3/2011 Forecast (PDF:494KB)

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Financial Statements for 3rd Quarter of FYE 3/2010 (PDF:93 KB)

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Financial Statements for 2nd Quarter of FYE 3/2010 (PDF:116 KB)

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Financial Statements for 1st Quarter of FYE 3/2010 (PDF:92 KB)

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Notice of Convocation of the 105th Ordinary General Meeting of Shareholders

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Financial Statements for FYE 3/2009 Results and FYE 3/2010 Forecast (PDF:107KB)

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Financial Statements for 3rd Quarter of FYE 3/2009 (PDF:38 KB)

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Financial Statements for 2nd Quarter of FYE 3/2009 (PDF:99 KB)

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Announcement on the Changes in Forecasts