Tetsui joined GB in 2021. He is responsible for startup investment in Japan and Asia, focusing on Fintech/Blockchain and many other fields.

Before GB, Tetsui worked at Deloitte Touche Tohmatsu and Deloitte Tohmatsu Venture Support (DTVS). He audited foreign securities firms at Deloitte Touche Tohmatsu. At DTVS, he led projects to plan new business strategy for startups and major enterprises.

Tetsui loves music, art, child rearing, eating/drinking, technology, entrepreneurs, and sleeping well.