• Idemitsu Kosan issued corrections to metrics shown on page 41 of its 111th annual shareholder meeting notice for FY2025.
• Male childcare-leave take-up was revised to 98% from 94%.
• Education investment per employee was revised to JPY 69,000 from JPY 67,000.
• The “female ratio in key positions” metric was clarified to include promotions effective July 1, 2026.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Idemitsu Kosan Co. Ltd. published the original content used to generate this news brief on May 27, 2026, and is solely responsible for the information contained therein.