Director Profiles

President

Masaaki Seki

March 1982Graduated Hitotsubashi University School of Economics
April 1982The Industrial Bank of Japan Co., Ltd.
February 1984International Treasury Department at The Industrial Bank of Japan Co., Ltd.
February 1988The Industrial Bank of Japan (Canada), Toronto
June 1991London Branch, Treasury Department at The Industrial Bank of Japan Co., Ltd.
January 1995IT Planning Department at The Industrial Bank of Japan Co., Ltd.
August 1997International Treasury Department at The Industrial Bank of Japan Co., Ltd.
January 2002Deputy general manager of the Risk Management Department at Mizuho Securities Co., Ltd. and general manager (2005~)
March 2007General manager of the Treasury Department at Mizuho Securities Co., Ltd.
May 2008Executive Vice President at Mizuho Securities USA Inc., New York
April 2011Internal Audit Department at Deutsche Securities Inc.
November 2013Executive Director of the Group Internal Audit Department at Nomura Holdings Inc.
January 2019Executive officer and Overseas Business Administration Department and Audit Department at SBI Securities Co., Ltd.
February 2020Executive officer at bitFlyer Holdings, Inc.
February 2020Deputy head of Risk & Compliance Division at bitFlyer, Inc.
March 2020Director at bitFlyer, Inc.
March 2021Director at bitFlyer Holdings, Inc.
March 2022President of bitFlyer Holdings, Inc. (Current position)
March 2022President of bitFlyer, Inc. (Current position)

Directors

Hajime Iizuka

March 1997Graduated Tokyo University Faculty of Economics
April 1997Syndication Group at Yamaichi Securities, Japan
February 1998Structured Products Sales at HSBC Securities, Japan
November 1999Global Securities Services (till 2003), Capital Markets (2003 to 2005) at Goldman Sachs, Japan
August 2005Representative in Japan / Chief Administrative Officer for Japan at TPG-Axon Capital, Japan
January 2014Co-Founder / Director / Chief Operating Officer at Taizen Capital Pte. Ltd., Singapore
March 2022Director at bitFlyer Holdings, Inc. (Current position)
March 2022Director at bitFlyer, Inc. (Current position)

Auditing Committee Directors

Masayuki Shimura

1982Graduated Tokyo University School of Economics
2010Executive Officer and Managing Executive Officer in charge of Asia and Pacific Headquarters
2015Senior Managing Executive Officer in charge of Transaction Banking Headquarters, Member of Management Council
2017Senior Managing Executive Officer in charge of Management Strategies, Sumitomo Mitsui Card Co., Ltd.
June 2018Managing Director in charge of New Business and Finance
July 2019CEO, Shimura & Partners (Current position)
March 2020Auditing Committee Director at bitFlyer Holdings, Inc. (Current position)
March 2020Auditing Committee Director at bitFlyer, Inc. (Current position)

Takafumi Ochiai

March 2004Graduated Keio University Faculty of Science and Technology
March 2005Withdrawal from Keio University Graduate School Faculty of Science and Technology
October 2006Mori Hamada & Matsumoto
September 2015Of counsel, Atsumi & Sakai
March 2016Secretariat for subcommittees, Fintech Association of Japan
October 2016Secretariat general for subcommittees, Fintech Association of Japan
January 2017Outside director, M&A cloud
January 2017Partner, Atsumi & Sakai (Current position)
January 2017Legal advisor, Japan Blockchain Association (Current position)
June 2019External director, Arithmer Inc. (Current position)
October 2019Director, Fintech Association of Japan (Current position)
March 2020Auditing Committee Director at bitFlyer, Inc. (Current position)

Ryo Kato

April 2004ChuoAoyama PricewaterhouseCoopers
November 2005Morgan Stanley Securities Japan
January 2009Director, 4travel, Inc.
May 2010Barclays Securities Japan
September 2012Coach Japan, Inc.
September 2014CIO, S-team Inc.
December 2014Founder/Executive Officer, CXC (current position)
May 2015Auditor, United & Collective Co., Ltd.
October 2015Representative Director, the GUEST (current position)
February 2016Director, United & Collective Co., Ltd.
September 2016

Representative Director, YAP JAPAN (current position)

Part-time Director, Walk Insights

October 2017Auditor, livepass
July 2018Director, Japan Fin-tech
October 2018Auditor, Inbound Technology, Inc.
December 2018Representative partner, AltGate (current position)
June 2019Director, Inbound Technology, Inc. (current position)
July 2019Auditor, Qtex
September 2020Auditor, General incorporated foundation Tani Momoko ballet company (current position)
December 2020

Director, DIGITAL PLUS, Inc. (current position)

Director, DIGITAL FINTECH (current position)

February 2021Auditor, bitFlyer Blockchain, Inc (current position)
March 2021Representative Director, FORM
April 2021Auditor, PIGNUS Co., Ltd. (current position)
September 2021Director, COREKARA inc. (Current position)
March 2022Auditing 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