TOKYO and CAMBRIDGE, Mass., Jan 26, 2026 – (JCN Newswire via SeaPRwire.com) – Eisai Co., Ltd. (Headquarters: Tokyo, CEO: Haruo Naito, “Eisai”) and Biogen Inc. (Nasdaq: BIIB, Corporate headquarters: Cambridge, Massachusetts, CEO: Christopher A. Viehbacher, “Biogen&r […]