Co-CEO of pafin and Chairperson of Japan Cryptoasset Business Association(JCBA) Taxation Working Group.
pafin operates cryptact, the leading cryptocurrency profit and loss calculation service and defitact, visualize, analyze and manage your DeFi assets, NFTs and transactions through a highly intuitive and interactive interface. provides tech-driven services in the areas of crypto, finance and investment.
Prior to pafin, Gaku had been in Goldman Sachs for twelve years as a portfolio manager in a proprietary investment team and a hedge fund operated by the company.