Management Team
President and Representative Director
Satoru Matsushima
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.
Chairman of the Board
Tsubasa Mizuguchi
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.
External Director
Yukihide Nishikawa
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.
Audit and Supervisory Committee Member
Kenryu Furukawa
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.
Audit and Supervisory Committee Member
Masaru Kawamura
Appointed as an Audit and Supervisory Committee Member of PostPrime in August 2026.Possesses extensive knowledge and experience in corporate management, including having overseen overall business operations in the logistics and transportation industry.
Audit and Supervisory Committee Member
Hidemasa Suzuki
Appointed as an Audit and Supervisory Committee Member of PostPrime in August 2026.As an attorney specializing in corporate legal affairs, possesses advanced expertise and extensive experience advising on contracts, compliance, and dispute resolution.