Tokio Marine: Notice Regarding Turning Integrated Design & Engineering Holdings Co., Ltd. into a Wholly-Owned Subsidiary of the Company

Tokio Marine Holdings, Inc. (the “Company”) announced that it finished turning Integrated Design & Engineering Holdings Co., Ltd. (“ID&E”) into a wholly-owned subsidiary, as planned, after implementing a tender offer for common shares of ID&E (the “ID&E Shares”) (the “Tender Offer”) and a series of procedures to turn ID&E into a wholly-owned subsidiary of the Company.

The Company commenced the Tender Offer on November 20, 2024 and aimed at having two-thirds or more of the ID&E Shares be tendered in the Tender Offer. The Company acquired 85.44% of the ID&E Shares as of February 13, 2025. Accordingly, ID&E became a consolidated subsidiary of the Company on the same date.

Subsequently, the Company carried out the procedures to turn ID&E into a wholly-owned subsidiary of the Company, as originally planned, and a resolution for a share consolidation with May 15, 2025 being the effective date was passed at ID&E’s extraordinary shareholders’ meeting held on April 10, 2025.

The ID&E Shares were delisted as of May 13, 2025, and as of May 15, 2025, ID&E became a wholly owned subsidiary of the Company.

By having ID&E as a group member, the Company will strive to provide unparalleled value globally through the establishment of unique resilient business in order to be highly rated by customers.