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2026
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2026.01.29
IR
SUMITOMO MITSUI CONSTRUCTION
Notice Concerning the Succession of the Business of Administering Corporate Bonds from a Wholly Owned Subsidiary (Sumitomo Mitsui Construction) by Company Split (Simplified Absorption-Type Company Split)
2025.12.23
IR
SUMITOMO MITSUI CONSTRUCTION
Notice Regarding the Making of Sumitomo Mitsui Construction Co., Ltd. a Wholly-Owned Subsidiary
2025.11.14
IR
Notice Concerning Formulation of the “INFRONEER Medium-term Vision 2027 (Revised Edition, November 2025)”
2025.11.14
IR
FY2025 2nd Quarter Financial Presentation
2025.11.14
IR
Notice Regarding Revisions to Financial Results Forecast and Dividend Forecast
2025.11.14
IR
Notice Regarding Disclosure of Consolidated Financial Results for the Six Months Ended September 30, 2025(Under IFRS) and FACT BOOK
2025.11.14
IR
Notice Regarding Adjustment of Conversion Price for Zero Coupon Convertible Bonds (Green CBs) Due 2029
2025.10.10
IR
Main Q&A at the Briefing on Performance Figures Following the Inclusion of Sumitomo Mitsui Construction in the Group
2025.10.06
IR
Notice Regarding Absorption-type Merger (Simplified Merger and Short form Merger) of Wholly Owned Subsidiary
2025.09.30
IR
Announcement Regarding Appointment of Executive Officer
2025.09.30
IR
Briefing on Performance Figures Following the Inclusion of Sumitomo Mitsui Construction in the Group
2025.09.30
IR
Notice Regarding Revisions to Performance Targets in “INFRONEER Medium-term Vision 2027”
2025.09.30
IR
Notice Regarding Revisions to Financial Results Forecast and Dividend Forecast
2025.09.19
IR
Notice Regarding Results of Tender Offer for Shares of Sumitomo Mitsui Construction Co., Ltd. (Stock Code: 1821) and Change of Subsidiaries
2025.08.08
IR
Notice Regarding Plan for Transfer of Equity Method Affiliated Company (Share Transfer) and Dissolution of Capital Business Alliance
2025.08.08
IR
FY2025 1st Quarter Financial Presentation
2025.08.08
IR
Consolidated Financial Results for the Three Months Ended June 30, 2025 (Under IFRS)
2025.08.06
IR
[Delayed]Notice Regarding the Commencement of Tender Offer for Sumitomo Mitsui Construction Co., Ltd. (Stock Code: 1821)
2025.07.23
IR
Notice Regarding the Completion of Allotment and Payment for the Disposal of Treasury Shares as Restricted Stock Compensation
2025.07.10
IR
(Update on Disclosed Matter) Notice of Progress Toward Commencement of Tender Offer for Sumitomo Mitsui Construction Co., Ltd. (Stock Code: 1821)
2025.06.24
IR
Notice Regarding the Disposal of Treasury Shares as Restricted Stock Compensation
2025.05.30
IR
Notice of the 4th Ordinary General Meeting of Shareholders
2025.05.23
IR
Main Q＆A Regarding the Scheduled Commencement of the Tender Offer for Sumitomo Mitsui Construction Co., Ltd.
2025.05.23
IR
Question-and-Answers at the FY2024 Full-Year Results Briefing for the Fiscal Year Ending March 31, 2025
2025.05.21
IR
Announcement Regarding Changes Involving Executive Officers
2025.05.15
IR
[Delayed]Notice Regarding the Scheduled Commencement of Tender Offer for Sumitomo Mitsui Construction Co., Ltd. (Stock Code: 1821)
2025.05.14
IR
FY2024 Full-Year Financial Presentation CEO Presentation Materials
2025.05.14
IR
(Corrections) Notice of Partial Corrections to “INFRONEER Medium-term Vision 2027”
2025.05.14
IR
Notice Concerning the Business Integration by INFRONEER Holdings Inc. for SUMITOMO MITSUI CONSTRUCTION CO.,LTD.Toward Further Advancements as an 'Integrated Infrastructure Service Company’ Presentation Material
2025.05.14
IR
Notice Regarding Disclosure of Consolidated Financial Results for the Fiscal Year Ended March 31, 2025 (Under IFRS) and FACT BOOK
2025.05.08
IR
Notice Regarding Adjustment of Conversion Price for Zero Coupon Convertible Bonds (Green CBs) Due 2029
2025.05.08
IR
Notice Regarding Dividends of Surplus
2025.04.21
IR
Main Contents of Q&A from the “INFRONEER Medium-term Vision 2027” Briefing
2025.04.21
IR
Announcement Regarding Nomination of Candidates for Director
2025.04.11
IR
INFRONEER Medium-termVision 2027 Medium-Term Management Plan Briefing for Analysts
2025.03.26
IR
Notice Concerning Formulation of the “INFRONEER Medium-term Vision 2027”
2025.03.04
IR
Questions-and-Answers at the 3Q Results Briefing for the Fiscal Year Ending March 31, 2025
2025.02.12
IR
FY2024 3rd Quarter Financial Presentation CEO Presentation Materials
2025.02.12
IR
Consolidated Financial Results for the Nine Months Ended December 31, 2024 (Under IFRS)
2025.02.05
IR
The briefing materials for the 2nd INFRONEER IRDAY 2024
2024.11.12
IR
Notice Regarding Adjustment of Conversion Price for Zero Coupon Convertible Bonds (Green CBs) Due 2029
2024.11.12
IR
(Corrections) FACT BOOK The six months ended September 30, 2024
2024.11.12
IR
(Corrections) FY2024 2nd Quarter Financial Presentation CEO Presentation Materials
2024.11.12
IR
Consolidated Financial Results for the Six Months Ended September 30, 2024 (Under IFRS)
2024.08.30
IR
Questions-and-Answers at the 1Q Results Briefing for the Fiscal Year Ending March 31, 2025
2024.08.23
IR
Consolidated Financial Results for the Three Months Ended June 30, 2024 (Under IFRS)
2024.08.09
IR
Notice of policy for the sale of cross-shareholdings
2024.08.09
IR
FY2024 1st Quarter Financial Presentation
2024.08.09
IR
FY2024 1st Quarter Financial Presentation CEO Presentation Materials
2024.07.12
IR
Notice Regarding Determination of Annual Dividend Rate of Series 1 Bond-Type Class Shares
2024.06.25
IR
Notice Regarding Issuance of Series 1 Bond-Type Class Shares (Green Bond- Type Class Shares) and Reduction of Share Capital and Additional Paid-in Capital
2024.06.04
IR
Question-and-Answers at the FY2023 Full-Year Results Briefing for the Fiscal Year Ending March 31, 2024
2024.05.31
IR
Notice of the 3rd Ordinary General Meeting of Shareholders
2024.05.30
IR
FACT BOOK The year ended March 31, 2024
2024.05.30
IR
Consolidated Financial Results for the Fiscal Year Ended March 31, 2024 (Under IFRS)
2024.05.15
IR
FY2023 Full-Year Financial Presentation
2024.05.10
IR
Notice Regarding Adjustment of Conversion Price for Zero Coupon Convertible Bonds (Green CBs) Due 2029
2024.03.21
IR
Notice on Determination of Terms of Issue of Zero Coupon Convertible Bonds (Green CBs) Due 2029
2024.03.21
IR
Notice Regarding Issuance of Zero Coupon Convertible Bonds (Green CBs) Due 2029
2024.02.29
IR
Question-and-Answers at the 3Q Results Briefing for the Fiscal Year Ending March 31, 2024
2024.02.21
IR
Consolidated Financial Results for the Nine Months Ended December 31, 2023 (Based on Japanese GAAP)
2024.02.09
IR
FY2023 3nd Quarter Financial Presentation
2024.01.31
IR
Notice Concerning Completion of Acquisition of Shares of Japan Wind Development Co., Ltd. (Conversion to Wholly Owned Subsidiary)
2023.12.19
IR
Analyst meeting materials regarding INFRONEER Holdings’ share acquisition in JAPAN WIND DEVELOPMENT Co., Ltd
2023.12.19
IR
Notice Concerning Acquisition of Shares of Japan Wind Development Co., Ltd.(Conversion to Subsidiary)
2023.12.18
IR
Notice of INFRONEER Holdings’ share acquisition in JAPAN WIND DEVELOPMENT Co., Ltd
2023.12.01
IR
Questions-and-Answers at the 2Q Results Briefing for the Fiscal Year Ending March 31, 2024
2023.11.30
IR
Consolidated Financial Results for the Six Months Ended September 30, 2023(Based on Japanese GAAP)
2023.11.10
IR
FY2023 2nd Quarter Financial Presentation
2023.08.25
IR
Consolidated Financial Results for the Three Months Ended June 30, 2023(Based on Japanese GAAP)
2023.08.10
IR
Questions-and-Answers at the 1Q Results Briefing for the Fiscal Year Ending March 31, 2024
2023.08.09
IR
FY2023 1st Quarter Financial Presentation
2023.06.02
IR
FACT BOOK The year ended March 31, 2023
2023.06.02
IR
Consolidated Financial Results for the Year Ended March 31, 2023(Based on Japanese GAAP)
2023.05.29
IR
Notice of the 2nd Ordinary General Meeting of Shareholders
2023.05.11
IR
FY2022 Full-Year Financial Presentation
2023.02.28
IR
Consolidated Financial Results for the Nine Months Ended December 31, 2022 (Based on Japanese GAAP)
2023.02.14
IR
FY2022 3rd Quarter Financial Presentation
2022.11.29
IR
FACT BOOK The six months ended September 30, 2022
2022.11.29
IR
Consolidated Financial Results for the Three Months Ended June 30, 2022(Based on Japanese GAAP)
2022.11.11
IR
FY2022 2nd Quarter Financial Presentation
2022.08.23
IR
Consolidated Financial Results for the Three Months Ended June 30, 2022(Based on Japanese GAAP)
2022.08.10
IR
FY2022 1st Quarter Financial Presentation
2022.06.01
IR
Notice of the 1st Ordinary General Meeting of Shareholders
2022.05.27
IR
Consolidated Financial Results for the Year Ended March 31, 2022(Based on Japanese GAAP)
2022.05.13
IR
FY2021 Full-Year Financial Presentation
2022.05.09
IR
Submission of Amendment to Tender Offer Registration Statement: "Notice Concerning Commencement of Tender Offer for Shares of Toyo Construction Co, Ltd. (Securities Code: 1890) " Correction and Purchase Condition Alteration Notice
2022.04.22
IR
Amendment to Tender Offer Registration Statement
2022.03.22
IR
Notice Concerning Commencement of Tender Offer for Shares of Toyo Construction Co., Ltd. (Securities Code: 1890)
2022.02.16
IR
Consolidated Financial Results for the Nine Months Ended December 31, 2021 (Based on Japanese GAAP)
2022.02.14
IR
FY2021 3rd Quarter Financial Presentation
2021.11.16
IR
Consolidated Financial Results for the Six Months Ended September 30, 2021 (Based on Japanese GAAP)(for Maeda Corporation)
2021.11.16
IR
Consolidated Financial Results for the Six Months Ended September 30, 2021 (Based on Japanese GAAP)(for MAEDA ROAD CONSTRUCTION CO.,LTD.)
2021.11.16
IR
Consolidated Financial Results for the Six Months Ended September 30, 2021 (Based on Japanese GAAP)(for Maeda Seisakusho Co.,Ltd.)
2021.11.15
IR
FY2021 2nd Quarter Financial Presentation of INFRONEER Holdings
2021.10.27
IR
Questions received after the timely disclosure on October 1 and answers to them
2021.10.01
IR
Notice of the Establishment of INFRONEER Holdings
2021.10.01
IR
Notice of Policy on Voluntary Application of International Financial Reporting Standards (IFRS)
2021.10.01
IR
Notice of Formulation of Policy on Acquisition and Cancellation of Shares
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