Explore Idemitsu Kosan's complete collection of publicly available corporate disclosures, including annual reports, sustainability reports, financial statements, ESG data spreadsheets, and related web publications. Each document is sourced directly from Idemitsu Kosan's official channels and fully traceable to its official company sources.
The table below lists all of Idemitsu Kosan's' corporate disclosure by name and reporting period, ensuring full transparency and easy access.
If you want to search across Idemitsu Kosan's' disclosures for specific data or insights, use our Disclosure Search.
| Name | Reporting Period | |
|---|---|---|
ESG Data Spreadsheet | 2025 | |
Financial & Extra-Financial Disclosure | 2025 | |
Integrated Report | 2025 | |
Financial & Extra-Financial Disclosure | 2024 | |
Integrated Report | 2024 | |
ESG Data Spreadsheet | 2024 | |
Quarterly securities report | 2023 | |
Quarterly securities report | 2023 | |
Financial Report | 2023 | |
ESG Data Spreadsheet | 2023 | |
Integrated Report | 2023 | |
Financial & Extra-Financial Disclosure | 2023 | |
ESG Data Spreadsheet | 2022 | |
Integrated Report | 2022 | |
Financial Report | 2022 | |
Financial & Extra-Financial Disclosure | 2022 | |
Webpage captured from company’s website | 2022 | |
Financial Report | 2022 | |
Sustainability Report | 2021 | |
Integrated Report | 2021 | |
Financial & Extra-Financial Disclosure | 2021 | |
Financial Report | 2021 | |
Integrated Report | 2020 | |
Sustainability Report | 2020 | |
Financial Report | 2020 | |
Webpage captured from company’s website | 2020 | |
Annual Report | 2019 | |
Integrated Report | 2019 | |
Sustainability Report | 2019 | |
Financial & Extra-Financial Disclosure | 2018 | |
Annual Report | 2018 | |
Financial & Extra-Financial Disclosure | 2017 | |
Annual Report | 2017 | |
Financial & Extra-Financial Disclosure | 2016 | |
Annual Report | 2016 | |
Financial & Extra-Financial Disclosure | 2015 | |
Annual Report | 2015 | |
Annual Report | 2014 | |
Financial & Extra-Financial Disclosure | 2014 | |
Annual Report | 2013 | |
Annual Report | 2012 | |
Annual Report | 2011 | |
Notification regarding own shares | N/A | |
Corporate Governance Report | N/A | |
Corporate Governance Report | N/A | |
Financial results | N/A | |
Share buyback report | N/A | |
Financial results | N/A | |
Share buyback report | N/A | |
Notification regarding own shares | N/A |