Dr. Shoichi Yahagi studied molecular biology from 1995-1997 at Institute of Biological Sciences, University of Tsukuba, being particularly interested in fermentation process technology. After the diploma, he worked for a few years in the field of skin science in a Japanese cosmetic company. In 2001, he joined the Skin Science Division of NIKKOL group COSMOS Technical Center Co., Ltd., and he received his PhD in molecular biology from Institute of Biological Sciences, University of Tsukuba in 2011 during his job tenure. In 2023, he is currently Board Director of NIKKO Chemicals Co., Ltd., and is responsible for supervising the research and development department.