Joined Deloitte Touche Tohmatsu LLC in 2007, he engaged in auditing and IFRS implementation support for major general trading companies, telecommunications companies, and foreign-affiliated companies. Then, he worked in the accounting department of a company, which is listed with 1st section of the Tokyo Stock Exchange for about four years. Engaged in accounting and tax practices centered on consolidated financial statements and disclosure, overseas subsidiary management, identification and resolution of accounting and tax risks for new projects and issues, and support for new accounting standards. He joined ES NETWORKS VIETNAM (currently ES CONSULTING VIETNAM CO., LTD.) in 2018, and he has engaged in Vietnamese expansion support, Vietnamese accounting, taxation, and labor consulting.