Skip to content

Taiwan Otsuka Pharmaceutical

thegentlemen

Ransomware leak-site victim intelligence

Posted
Oct 16, 2026
Country
TW
Industry
Healthcare

What was taken

otsuka.com.tw Revenue $278.3 Million Otsuka Pharmaceutical (Taiwan) Co., Ltd. Taiwanese arm of Japan's Otsuka Holdings (TSE: 4578), operating since 1974 — first as a JV, wholly owned since 1995. HQ in Taipei's Daan District with plants in Guandu and Kaohsiung, ~500–1,000 staff, capital NT$531M, president Ryoichi Fukumoto. Core business: prescription drugs (Abilify, Mucosta, nephrology/oncology lines), consumer brands (Pocari Sweat, Nature Made, CalorieMate, SOYJOY), medical devices, and a new in