Notice Regarding Year-End Dividend for the Fiscal Year ending December, 2025

Chugai Pharmaceutical Co., Ltd. (the “Company”) hereby announces that the Company, at the Annual General Meeting of Shareholders held on March 26, 2026, resolved the Year-End dividend for the fiscal year ending December, 2025 as follows.

1. Year-End Dividend:
   JPY 147 per share of common stock of the Company
2. Date when dividend of surplus becomes effective:
   March 27 (Friday), 2026