Satoshi Miki
CEO and Founder
Satoshi is CEO of Fixstars Corporation since founding Fixstars in August 2002. He founded Softworld in
1998, assumed office as vice president of the board of directors, and handled many projects including an
online securities trading system.
He graduated from Waseda University School of Commerce in 1995.
Toshiyuki Hachisuka
Director
He joined our company in 2007, after serving as Director and General Manager of Sales Division and General
Manager of the Hardware Division, he is now President of the Solution Company.
Prior to Fixstars, he served as the department manager at a trading company listed on the first section of
the Tokyo Stock Exchange.
He graduated from Chuo University.
Yoshiki Matsuda
Director
He joined the company in 2013 and, after serving as an executive engineer, is now the director and
president of the SaaS company. He has served as President and CEO of Fixstars Amplify Corporation, a group
subsidiary, since 2025.
He received his Ph.D. in Physics from the Tokyo Institute of Technology (now Institute of Science Tokyo)
in 2011.
Minako Hori
Director
Minako serves as General Manager of Fixstars' administration division.
Prior to her current position, she served as Director in charge of the company's administrative department at AGASTA CO., LTD.
She graduated from Keio University School of Economics in 2001.
Makoto Ishii
Outside Director
Mr.Ishii serves as an outside director of Fixstars.
He joined Sony Corporation in 1980 serving as Director of Business Division of Hybrid System Solution Division, Semiconductor Business Division, and President and Representative Director of Sony LSI Design.
Hiroaki Kabashima
Outside Director
Mr.Kabashima is an outside director of Fixstars.
He joined ING Life Insurance Co.,Ltd. (NN Life Insurance Company, Ltd.) in 1998. After working for IQ3 Inc., he served as general sales manager at Learning Technology Consulting Inc. He is President and CEO of LTS,Inc.
Yukino Enomoto
Outside Director
Ms.Enomoto is an outside director of Fixstars.
She was admitted as an attorney in 2002 and joined Yokohama Sogo Law Office. In 2007, she was appointed as a partner of the firm. Also since 2019 she has been serving as an outside auditor of Kyosan Electric Mfg. Co., Ltd.
Noboru Hachimine
Outside Director
Mr.Hachimine is an outside director of Fixstars.
He joined Mori Building Co., Ltd. in 1991. In 1994, he established Dekarex (currently Digital Holdings Inc.) as president and CEO, and he currently serves as chairman and representative director of the company.
Michael A. Cusumano
Outside Director
Prof. Cusumano serves as the SMR Distinguished Professor of Management at the MIT Sloan School of Management. Specializing in strategy, product development, and entrepreneurship, he served as Deputy Dean at MIT (2020–2024) and previously as Vice President and Dean at the Tokyo University of Science. He holds a Ph.D. from Harvard University and possesses extensive experience in Japan. He has served as an outside director for several public companies, including Orix Corporation and Fixstars, and is the author of numerous influential books such as The Business of Platforms and Strategy Rules.
Yuzo Izumitani
Outside Corporate Auditor (full-time)
Mr.Izumitani is a full-time Corporate Auditor of Fixstars.
He joined Chase Manhattan Bank in 1975. Since then, he has served as Head of Westpac Bank Tokyo Branch and served as a full-time Corporate Auditor of State Street Trust and Banking Co. Ltd. for five years from 2006.
Satoshi Saito
Outside Corporate Auditor (part time)
Mr. Saito serves as an outside corporate auditor of Fixstars Corporation.
He joined ChuoAoyama Audit Corporation in 2001 and became a Certified Public Accountant in 2004. In 2007, he joined ShinNihon LLC (currently Ernst & Young ShinNihon LLC). In 2015, he became the representative of Satoshi Saito Certified Public Accountant Office, and in 2017 he was registered as a Small and Medium Enterprise Management Consultant. Since 2018, he has served as a director of Mercury Corporation and as an auditor at the Japan Wellness Kampo Association.
Chikami Yamazoe
Outside Corporate Auditor (part time)
Ms.Yamazoe is an outside corporate auditor of Fixstars.
She joined Arata Audit Corporation (currently PwC Japan LLC) in 2007, became a Certified Public Accountant, and established her own practice in 2019. Since 2021, she has served as a full-time auditor for tripla Inc., and since 2023, as an outside corporate auditor for Thinca Co., Ltd.