He has extensive experience in business operations and organizational management, having served as a director at Masterpiece Group and as a division head at Boutiques, Inc. He has consistently driven initiatives from strategic planning through execution, contributing to corporate value enhancement. With a deep understanding of both frontline operations and management, he has a proven track record of achieving sustainable growth while flexibly adapting to changing market environments.

In 2004, he founded Thinkmark Inc. (now part of the Cybridge Group) and has served as its Representative Director, while also holding Representative Director positions at multiple group companies. After serving as an Outside Director of fonfun Inc. from 2020, he was appointed President and Representative Director in June 2023, driving M&A initiatives and business expansion to enhance corporate value.

Appointed as an external director of PostPrime in August 2025. With his expertise in information systems and internal controls in general, he has served as head of internal audit for a listed company, head of risk management for a securities firm, and CFO of a financial start-up company. Currently, he also serves as the head of administration and head of information security for an HR company.

He joined the Cybridge Group in 2011. He has since been engaged in corporate management as President and Executive Officer at multiple companies, contributing to the enhancement of corporate value by promoting capital and business alliances, M&A, and business restructuring.

Appointed as an external auditor of PostPrime in October 2021 then a full-time auditor in April 2022. She has extensive management experience in global companies in the areas of accounting, taxation and risk management. Graduated from Macquarie University and qualified as Australian Certified Public Accountant.

Appointed as an external auditor of PostPrime in August 2022. He has been working to strengthen management and auditing systems mainly from a legal perspective by utilizing his expertise as an attorney. As an external director and attorney, he has been involved in numerous corporate legal matters and IPO preparation projects.

Appointed as an external auditor of PostPrime in August 2025. Has been engaged in financial transaction operations and internal audit operations at financial institutions since 2004. Has been engaged in J-SOX audit operations at major audit firms and other audit firms since 2012. Currently works as a management consultant providing J-SOX audit support to listed companies, while also serving as the head of the management department for a professional sports-related business at an entertainment company.