| 07/24/2026 15:30 |
Notice Concerning Completion of Allocation for Disposition of Treasury Shares as Restricted Stock Compensation |
| 06/26/2026 15:30 |
Notice of Introduction of Executive Officer System |
| 06/26/2026 15:30 |
Notice Concerning Disposition of Treasury Shares as Restricted Stock Compensation |
| 06/26/2026 10:00 |
Notice of Capacity Increase Planning at Existing Controlled landfill site(TAIHEI KOSAN Co., Ltd.) |
| 06/18/2026 15:30 |
Notice of Receipt of Dividend from Consolidated Subsidiary |
| 06/18/2026 15:30 |
Notice Regarding Summary of the Results of Evaluation of the Effectiveness of the Board of Directors |
| 06/18/2026 15:30 |
Notice Concerning Action to Implement Management that is Conscious of Cost of Capital and Stock Price |
| 06/05/2026 08:00 |
Notice of Convocation Annual General Meeting 2026 |
| 05/21/2026 15:30 |
Notice Concerning Continuation of Response Policy to Large-Scale Purchases of Issued Shares of the Company (Response Policy to Takeovers) |
| 05/21/2026 15:30 |
Notice Regarding Changes in Officers and Organizational Restructuring |
| 05/15/2026 15:30 |
Fiscal Year Ended March 31, 2026 Financial Results Information |
| 05/15/2026 15:30 |
Consolidated Financial Results for the Fiscal Year Ended March 31, 2026(Under Japanese GAAP) |
| 05/15/2026 15:30 |
Notice of Difference in Non-Consolidated Results from Previous Fiscal Year Results |
| 05/15/2026 15:30 |
Matters Concerning Controlling Shareholder, Etc. |
| 04/03/2026 15:30 |
Notice Regarding Conversion to Subsidiary through Share Acquisition |
| 03/30/2026 16:30 |
Notice Regarding Details of Stock Options (Stock Acquisition Rights) |
| 03/16/2026 16:30 |
Notice of Obtaining Permit for New Water treatment facility(Miyakoda Techno Plant) |
| 03/13/2026 15:30 |
Notice Regarding Issuance of Stock Options (Stock Acquisition Rights) |
| 02/13/2026 15:30 |
Fiscal Year Ended March 31, 2026 (3Q) Financial Results Information |
| 02/13/2026 15:30 |
Consolidated Financial Results for the Nine Months Ended December 31, 2025(Under Japanese GAAP) |
| 12/26/2025 15:30 |
Decisions to dismiss and reject the final appeal against MIDAC |
| 12/26/2025 00:30 |
Integrated Report 2025 |
| 11/14/2025 15:30 |
Consolidated Financial Results for the Six Months Ended September 30, 2025(Under Japanese GAAP) |
| 11/14/2025 15:30 |
Fiscal Year Ended March 31, 2026 (2Q) Financial Results Information |
| 10/17/2025 15:30 |
Notice Concerning Completion of Payment for Disposition of Treasury Shares as Restricted Stock Compensation |
| 09/18/2025 15:30 |
Notice Concerning Disposition of Treasury Shares as Restricted Stock Compensation |
| 08/08/2025 15:30 |
Fiscal Year Ended March 31, 2026 (1Q) Financial Results Information |
| 08/08/2025 15:30 |
Consolidated Financial Results for the Three Months Ended June 30, 2025(Under Japanese GAAP) |
