Seiji Mizuta

Joined Dentsu Inc. in 2000. In 2014, he was responsible for business planning and service development for new ventures at a telecommunications company, including formulating digital marketing strategies. Subsequently, he supported digital marketing shifts across various industries. In 2016, he led a project to enhance sales efficiency at a pharmaceutical company, overseeing everything from conceptualization to system development, implementation, and operational support. From 2019, within the Business Development Section, he spearheaded the development of a medical information platform and business development in the healthcare sector. He has served as Representative Director of dentsu health Japan Inc. since 2025.