President
Masaaki Seki
| March 1982 | Graduated Hitotsubashi University School of Economics |
| April 1982 | The Industrial Bank of Japan Co., Ltd. |
| February 1984 | International Treasury Department at The Industrial Bank of Japan Co., Ltd. |
| February 1988 | The Industrial Bank of Japan (Canada), Toronto |
| June 1991 | London Branch, Treasury Department at The Industrial Bank of Japan Co., Ltd. |
| January 1995 | IT Planning Department at The Industrial Bank of Japan Co., Ltd. |
| August 1997 | International Treasury Department at The Industrial Bank of Japan Co., Ltd. |
| January 2002 | Deputy general manager of the Risk Management Department at Mizuho Securities Co., Ltd. and general manager (2005～) |
| March 2007 | General manager of the Treasury Department at Mizuho Securities Co., Ltd. |
| May 2008 | Executive Vice President at Mizuho Securities USA Inc., New York |
| April 2011 | Internal Audit Department at Deutsche Securities Inc. |
| November 2013 | Executive Director of the Group Internal Audit Department at Nomura Holdings Inc. |
| January 2019 | Executive officer and Overseas Business Administration Department and Audit Department at SBI Securities Co., Ltd. |
| February 2020 | Executive officer at bitFlyer Holdings, Inc. |
| February 2020 | Deputy head of Risk & Compliance Division at bitFlyer, Inc. |
| March 2020 | Director at bitFlyer, Inc. |
| March 2021 | Director at bitFlyer Holdings, Inc. |
| March 2022 | President of bitFlyer Holdings, Inc. (Current position) |
| March 2022 | President of bitFlyer, Inc. (Current position) |
Directors
Hajime Iizuka
| March 1997 | Graduated Tokyo University Faculty of Economics |
| April 1997 | Syndication Group at Yamaichi Securities, Japan |
| February 1998 | Structured Products Sales at HSBC Securities, Japan |
| November 1999 | Global Securities Services (till 2003), Capital Markets (2003 to 2005) at Goldman Sachs, Japan |
| August 2005 | Representative in Japan / Chief Administrative Officer for Japan at TPG-Axon Capital, Japan |
| January 2014 | Co-Founder / Director / Chief Operating Officer at Taizen Capital Pte. Ltd., Singapore |
| March 2022 | Director at bitFlyer Holdings, Inc. (Current position) |
| March 2022 | Director at bitFlyer, Inc. (Current position) |
Auditing Committee Directors
Masayuki Shimura
| 1982 | Graduated Tokyo University School of Economics |
| 2010 | Executive Officer and Managing Executive Officer in charge of Asia and Pacific Headquarters |
| 2015 | Senior Managing Executive Officer in charge of Transaction Banking Headquarters, Member of Management Council |
| 2017 | Senior Managing Executive Officer in charge of Management Strategies, Sumitomo Mitsui Card Co., Ltd. |
| June 2018 | Managing Director in charge of New Business and Finance |
| July 2019 | CEO, Shimura & Partners (Current position) |
| March 2020 | Auditing Committee Director at bitFlyer Holdings, Inc. (Current position) |
| March 2020 | Auditing Committee Director at bitFlyer, Inc. (Current position) |
Takafumi Ochiai
| March 2004 | Graduated Keio University Faculty of Science and Technology |
| March 2005 | Withdrawal from Keio University Graduate School Faculty of Science and Technology |
| October 2006 | Mori Hamada & Matsumoto |
| September 2015 | Of counsel, Atsumi & Sakai |
| March 2016 | Secretariat for subcommittees, Fintech Association of Japan |
| October 2016 | Secretariat general for subcommittees, Fintech Association of Japan |
| January 2017 | Outside director, M&A cloud |
| January 2017 | Partner, Atsumi & Sakai (Current position) |
| January 2017 | Legal advisor, Japan Blockchain Association (Current position) |
| June 2019 | External director, Arithmer Inc. (Current position) |
| October 2019 | Director, Fintech Association of Japan (Current position) |
| March 2020 | Auditing Committee Director at bitFlyer, Inc. (Current position) |
Ryo Kato
| April 2004 | ChuoAoyama PricewaterhouseCoopers |
| November 2005 | Morgan Stanley Securities Japan |
| January 2009 | Director, 4travel, Inc. |
| May 2010 | Barclays Securities Japan |
| September 2012 | Coach Japan, Inc. |
| September 2014 | CIO, S-team Inc. |
| December 2014 | Founder/Executive Officer, CXC (current position) |
| May 2015 | Auditor, United & Collective Co., Ltd. |
| October 2015 | Representative Director, the GUEST (current position) |
| February 2016 | Director, United & Collective Co., Ltd. |
| September 2016 | Representative Director, YAP JAPAN (current position) Part-time Director, Walk Insights |
| October 2017 | Auditor, livepass |
| July 2018 | Director, Japan Fin-tech |
| October 2018 | Auditor, Inbound Technology, Inc. |
| December 2018 | Representative partner, AltGate (current position) |
| June 2019 | Director, Inbound Technology, Inc. (current position) |
| July 2019 | Auditor, Qtex |
| September 2020 | Auditor, General incorporated foundation Tani Momoko ballet company (current position) |
| December 2020 | Director, DIGITAL PLUS, Inc. (current position) Director, DIGITAL FINTECH (current position) |
| February 2021 | Auditor, bitFlyer Blockchain, Inc (current position) |
| March 2021 | Representative Director, FORM |
| April 2021 | Auditor, PIGNUS Co., Ltd. (current position) |
| September 2021 | Director, COREKARA inc. (Current position) |
| March 2022 | Auditing Committee Director at bitFlyer, Inc. (Current position) |
Executive Officer
Head of Operations Division
Hiroshi Saito
Head of HR & GA Division
Hideki Hayashi
Head of Sales & Trading Department
Takaaki Kato
Head of System Development Division
Takahito Yamatoya
Head of Business Strategy Division/Head of President's Office
Tomokazu Otsuka
Head of Finance ＆ Accounting Division/ Head of Internal Control Department
Shin Yoshioka
US Office
CEO
Takahiro Kinoshita
CCO
Zachary Figueroa
EU Office
Authorized Manager/CEO
Ami Nagata
Authorized Manager/General Counsel
Ajinkya Tulpule
Head of Compliance
Paulus de Ruiter