Toshinori Oyama

Toshinori Oyama has held various director positions in different companies, including KOA Shoji Co. Ltd., Koa Shoji Holdings Co., Ltd., Koa Pharmaceutical Co., Ltd., and Koa Isei Co., Ltd.
His current job(s) include being a Director at KOA Shoji Co. Ltd., a Senior Managing Director & Head-Sales at Koa Shoji Holdings Co., Ltd., a Director at Koa Pharmaceutical Co., Ltd., and a Director at Koa Isei Co., Ltd.