Fujifilm Holdings announced that both companies will merge by Oct. 1, 2018. At present, Fujifilm HD holds 66% of shares of Toyama Chemical Industries, and Taisho Pharmaceutical HD 34%. Fujifilm HD will purchase all shares from Taisho. Toyama Chemistry is engaged in the research and development of small molecule drugs targeting infectious diseases and Alzheimer’s dementia.

Fujifilm Holdings news release, May 14, 2018