1. Home
  2. News
  3. IR
News

IR

Change news category

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)

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)

IR

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

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

IR

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

IR

Summary of the Press Conference on the Change of President (PDF: 187 KB)

IR

Notice Regarding Change of President and Representative Director (PDF: 187 KB)

IR

FY2024 2nd Quarter : Summary of the Financial Results Briefing Conference (April 1, 2024 to September 30, 2024) (PDF: 151 KB)

IR

FY2024 2nd Quarter : Presentation on Financial Results with Notes (April 1, 2024 to September 30, 2024) (PDF: 1,515 KB)

IR

Notice Concerning Simplified Absorption-Type Company Split of the Data Center Business into a Subsidiary (PDF: 49 KB)

IR

FY2024 2nd Quarter : Presentation on Financial Results (April 1, 2024 to September 30, 2024) (PDF: 1,678 KB)

IR

FY2024 2nd Quarter : Supplementary Data on Financial Results (April 1, 2024 to September 30, 2024) (PDF: 494 KB)

IR

FY2024 2nd Quarter : Financial Results (April 1, 2024 to September 30, 2024) (PDF: 618 KB)

IR

Notice Concerning Filing of Application for Delisting of the Company's Shares from the Fukuoka Stock Exchange (PDF: 114 KB)

Sustainability

Obayashi Corporate Report 2024 is now available

IR

Notice Concerning Change in Specified Subsidiary of Obayashi Corporation (PDF: 125 KB)

IR

FY2024 1st Quarter : Summary of the Financial Results Briefing Conference (April 1, 2024 to June 30, 2024)

IR

FY2024 1st Quarter : Presentation on Financial Results With Notes (April 1, 2024 to June 30, 2024)

IR

FY2024 1st Quarter : Presentation on Financial Results (April 1, 2024 to June 30, 2024)

IR

FY2024 1st Quarter : Supplementary Data on Financial Results (April 1, 2024 to June 30, 2024)

IR

FY2024 1st Quarter : Financial Results (April 1, 2024 to June 30, 2024)

IR

Investor Relations Website Updated

IR

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

IR

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

IR

OBAYASHI CORPORATION's Opinion on the ISS Report (PDF: 341.9 KB)

IR

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

IR

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

IR

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

IR

Notice Concerning Dividends from Surplus(PDF: 126.5 KB)

IR

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

IR

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

IR

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

IR

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

IR

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

IR

Established Obayashi Group IR & SR Basic Policy

IR

Online briefing on status of compliance with the revised Labor Standards Act for institutional investors and analysts

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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)

IR

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

IR

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

IR

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)

IR

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

IR

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

IR

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

IR

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

IR

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

IR

Tour of Yokohama Symphostage for institutional investors and analysts

IR

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

IR

OBAYASHI CORPORATION's Opinion on the ISS Report (PDF: 371.0 KB)

IR

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

IR

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)

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

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)

IR

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

IR

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

IR

Tour of PLiBOT for institutional investors and analysts

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)

IR

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

IR

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

IR

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

IR

OBAYASHI CORPORATION announces revised financial forecasts for FY2022 (PDF: 112.7 KB)

IR

Obayashi Technology Research Institute tour for institutional investors and analysts

Sustainability

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

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

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)

IR

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

IR

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

IR

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

IR

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

IR

Tour held for institutional investors and analysts at "Port Plus," Japan's first fully-wooden and fire-resistant high-rise structure

IR

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

IR

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

IR

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

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)

IR

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

IR

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

IR

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

IR

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)

IR

Formulation of Obayashi Group Medium-Term Business Plan 2022

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)

IR

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)

IR

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

IR

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)

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)

IR

OBAYASHI CORPORATION announces its revised financial forecasts for FY2021 (PDF: 92.0 KB)

IR

Online business briefings for institutional investors and analysts showing approaches to digital transformation

Sustainability

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

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)

IR

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

IR

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)

IR

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

IR

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

IR

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)

IR

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)

IR

Obayashi held online business briefing on innovation with venture capital and startup companies

IR

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

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)

IR

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

IR

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)

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)

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)

IR

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

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)

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)

IR

Notice Regarding Change of Officers (PDF:197.7 KB)

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

Construction site tour for institutional investors and analysts, showcasing welding robots in action

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

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

Sustainability

Obayashi Corporation has issued a sustainability bond

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)

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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)

IR

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

IR

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

IR

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

Company Profile

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

Formulation of Recurrence Prevention Policy (PDF:116KB)

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

Financial Statements for 2nd Quarter of FYE 3/2015

IR

Announcement of Revisions for the Financial Forecasts

IR

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

IR

Financial Statements for 1st Quarter of FYE 3/2015

IR

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

IR

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

IR

Investor presentation on Financial Results for FY2013 and FY2014

IR

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

IR

Supplementary Data on Financial Results for FY2013 Ended March 2014

IR

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

IR

Announcement of Revisions for the Financial Forecasts

IR

Financial Statements for 3rd Quarter of FYE 3/2014

IR

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

IR

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

IR

Financial Statements for 2nd Quarter of FYE 3/2014

IR

Obayashi Included in FTSE4Good Global Index for Tenth Consecutive Year

IR

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

Sustainability

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

Announcement of Revisions for the Financial Forecasts

IR

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

IR

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

IR

Financial Statements for 1st Quarter of FYE 3/2013

IR

Investor meeting to present FY2011 and outlook for full FY2012

IR

Supplementary Data on Financial Results for FY2011 Ended March 2012

IR

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

IR

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

IR

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

IR

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

IR

Obayashi announced "Obayashi Group Medium Term Business Plan 2012"

IR

Financial Statements for 3rd Quarter of FYE 3/2012

IR

Announcement on Changes in Forecasts

IR

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

IR

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

IR

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

IR

Announcement on Changes in Forecasts

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

Announcement on recognition of gain on sales of investment securities

IR

Changes in Corporate Auditors

IR

Announcement on acquisition of shares in Seiwa Real Estate

IR

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

IR

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

IR

Changes in Representative Directors, Directors and Executive Officers

IR

Announcement on loans and receivables uncollectible from a subsidiary

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

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

IR

Announcement on the Changes in Forecasts