Eisai Co., Ltd. (Headquarters: Tokyo, CEO: Haruo Naito, “Eisai”) announced today that its U.S. subsidiary Eisai Inc. has entered into a memorandum of understanding with C2N Diagnostics (“C2N”) that will seek to build awareness about how blood-based assays in the diagnosis for people living with cognitive impairment, including Alzheimer’s disease (AD), may help patients receive a timely diagnosis and appropriate treatment. Collaborating with C2N, Eisai Inc. will work to build awareness and develop real-world evidence to support the use of blood-based assays in people living with cognitive impairment in clinical practice outside of clinical trial settings in the U.S. Blood-based assays could result in the development of new standards in clinical care that may enable timely and accurate diagnoses for people living with cognitive impairment.

Eisai Co., Ltd. (Headquarters: Tokyo, CEO: Haruo Naito, “Eisai”) announced today that it has been included in the FTSE4Good Index Series for the 21st consecutive year since its initial inclusion in 2002. The FTSE4Good Index Series is a global index series for socially responsible investment.

Second Publication on the Potential Value of Lecanemab in Patients with Early Alzheimer’s Disease Using Simulation Modeling

Eisai Co., Ltd. (Headquarters: Tokyo, CEO: Haruo Naito, “Eisai”) announced today that it was selected as the winner of the Tokyo Governor Prize for Corporate Governance of the Year® 2021, which is an award program organized by the Japan Association of Corporate Directors (JACD; Chairman: Yoshihiko Miyauchi). The award ceremony was held on January 31, 2022.

Eisai Co., Ltd. (Headquarters: Tokyo, CEO: Haruo Naito, “Eisai”) announced today that presentations on a series of abstracts highlighting updates on its in-house discovered lenvatinib mesylate (product name: LENVIMA®, the orally available kinase inhibitor, “lenvatinib”) will be given at the 2022 American Society of Clinical Oncology (ASCO) Gastrointestinal Cancers Symposium (#GI22), taking place in-person in San Francisco, California, and virtually, from January 20 to 22, 2022.