Corporate Information

Board of Directors

Board Directors

Hiroshi Hamada

Chairman of the Board and Representative Director

Apr. 1982
Joined Yamashita-Shinnihon Steamship Co., Ltd. (currently Mitsui O.S.K. Lines, Ltd.)
Apr. 1987
Joined American Life Insurance Company, Japan Branch (currently MetLife, Inc.)
Nov. 1992
Joined Clarke Consulting Group (U.S.)
Jan. 1995
Joined Dell Computer Inc. (currently Dell Technologies Japan Inc.)
Aug. 2000
Assumed Representative Director, President of Dell Japan Inc. and Vice President of Dell Computer Corporation
May. 2006
Assumed Representative Partner of Revamp Corporation
Apr. 2008
Assumed Executive Officer, President and Chief Operating Officer of HOYA CORPORATION
Jun. 2008
Assumed Director, Executive Officer, President and Chief Operating Officer of HOYA CORPORATION
Nov. 2011
Assumed Director, Representative Executive Officer, President and Chief Operating Officer of HOYA CORPORATION
Mar. 2014
Assumed Independent Director of the Board of KOKUYO Co., Ltd.
May. 2015
Assumed Chairman of the board, Representative Director and CEO of ARUHI Corporation (previous ARUHI Group Corporation)
Sept. 2015
Assumed Chairman of the Board, President, Representative Director, CEO and COO of ARUHI Corporation
Jun. 2021
Assumed Chairman of the Board, Representative Director, President and CEO of ARUHI Corporation
Apr. 2022
Assumed Chairman of the Board and Representative Director of ARUHI Corporation(current position)

Toshihiko Katsuya

Representative Director, President, CEO and COO

Apr. 1989
Joined The Mitsubishi Bank, Limited (currently MUFG Bank, Ltd.)
Apr. 2006
Joined Monex Beans Holdings, Inc. (currently Monex Group, Inc.)
Oct. 2010
Assumed Representative Director and President of Monex FX, Inc.
Nov. 2015
Assumed Representative Director and President of Monex, Inc.
Jun. 2017
Assumed Director, Executive Officer of Monex Group, Inc.
Apr. 2018
Assumed Director, Managing Executive Officer of Monex Group, Inc.
Assumed Representative Director and President of Coincheck, Inc.
Jun. 2019
Assumed Director of Japan Cryptocurrency Exchange Association (currently Japan Virtual and Crypto assets Exchange Association)
Jan. 2021
Assumed Executive Vice President, Corporate Officer of ARUHI Corporation
Jun. 2021
Assumed Representative Director, Executive Vice President and COO of ARUHI Corporation
Apr. 2022
Assumed Representative Director, President, CEO and COO of ARUHI Corporation(current position)

Yasuko Matsumoto

Executive Vice President and CFO

Apr. 1986
Joined NEC Corporation
Apr. 2017
Assumed Outside Director of Kemet Corporation
Jul. 2018
Joined ARUHI Corporation
Jan. 2021
Assumed Executive Corporate Officer, CFO of ARUHI Corporation
Jun. 2021
Assumed Managing Director, CFO of ARUHI Corporation
Apr. 2022
Assumed Executive Vice President and CFO of ARUHI Corporation (current position)

Tokiko Ide

Outside Director

Apr. 1981
Joined Victor Company of Japan, Limited
Apr. 1988
Joined Japan Motorola, Inc.
Jun. 1998
Joined Dell Computer Inc. (currently Dell Technologies Japan Inc.)
Sept. 2005
Assumed Finance Vice President of Baxter Limited
Jul. 2012
Assumed CFO of Acyan Corporation
Apr. 2014
Assumed CFO of NEW Asurion Asia Pacific Japan G.K. (currently Asurion Japan Holdings G.K.)
Aug. 2016
Assumed Representative Director and President of Asurion Japan K.K
Jul. 2017
Assumed Outside Director of ARUHI Corporation (current position)
Aug. 2018
Assumed Advisor of Asurion Japan Holdings G.K.

Toshihiko Hiura

Outside Director

Apr. 1983
Joined the Industrial Bank of Japan, Limited (currently Mizuho Bank, Ltd.)
Feb. 1986
Joined Bain & Company Japan, Inc.
Jan. 1997
Assumed Partner of Bain & Company Japan Inc.
Jan. 2008
Assumed Representative Partner of Bain & Company Japan Inc.
Apr. 2014
Assumed Chairman of Bain & Company Japan Inc.
Jul. 2017
Assumed Advisory Partner of Bain & Company Japan, Inc.
Jul. 2017
Assumed Outside Director of ARUHI Corporation (current position)
Jul. 2019
Assumed Outside Director of ExaWizards Inc. (current position)

Hiroyuki Oshida

Outside Director

Apr. 1981
Joined The Long-Term Credit Bank of Japan, Limited (currently Shinsei Bank, Limited)
Jul. 1998
Joined KPMG Global Solution K.K.
Jul. 1999
Assumed Director of KPMG Global Solution K.K.
Feb. 2000
Joined KPMG Business Advisory LLC
Jul. 2000
Assumed Partner and Branch Manager of KPMG Business Advisory LLC-Tokyo Branch
Aug. 2003
Assumed Representative Director, Partner of KPMG FAS Co., Ltd.
Sept. 2006
Assumed Visiting Professor of KIT Toranomon Graduate School
Jul. 2019
Assumed Outside Director of ARUHI Corporation (current position)
Jul. 2019
Assumed Outside Director of GIGA PRIZE CO., LTD. (current position)
Nov. 2019
Assumed Outside Director of SFM Co., Ltd. (current position)
Dec. 2019
Assumed Outside Audit and Supervisory Board Member of Japan Best Rescue System Co., Ltd.
Dec. 2021
Assumed Outside Director, Audit & Supervisory Committee Member of Japan Best Rescue System Co., Ltd. (current position)

Audit and Supervisory Board Members

Yasuhiro Baba

Full-time Audit and Supervisory Board Member

Apr. 1983
Joined The Bank of Tokyo, Ltd. (currently MUFG Bank, Ltd.)
Jan. 2006
Assumed General Manager of Corporate Business Compliance Office, Corporate Business Planning Div. of The Bank of Tokyo-Mitsubishi UFJ, Ltd.
May. 2010
Assumed Legal Compliance Control Division of Mitsubishi UFJ Securities Holdings Co., Ltd.
Assumed Deputy General Manager of Compliance Control Division of Mitsubishi UFJ Morgan Stanley Securities Co., Ltd.
Jun. 2017
Assumed Corporate Auditor of MUS Information Systems Co., Ltd.
Jul. 2020
Assumed General Manager of Legal and Compliance Division of Yamada Consulting Group Co., Ltd.
Jun. 2022
Assumed Advisor of Legal and Compliance Division of Yamada Consulting Group Co., Ltd. (current position)
Assumed Full-time Audit and Supervisory Board Member of ARUHI Corporation (current position)

Makoto Imamura

Outside Audit and Supervisory Board Member

Apr. 1988
Registered as an attorney at law and joined Mori Sogo (currently Mori Hamada & Matsumoto)
Jan. 1996
Assumed Partner of Mori Sogo (currently Mori Hamada & Matsumoto)
Feb. 1996
Registered as an attorney at law in New York State, United States
Dec. 1998
Assumed Partner of Miyakezaka Sogo Law Offices
Jan. 2016
Assumed Partner of Kasumimon Sogo Law Offices (currently SHIOMIZAKA) (current position)
Jul. 2017
Assumed Outside Audit and Supervisory Board Member of ARUHI Corporation (current position)

Takeshi Nakano

Outside Audit and Supervisory Board Member

Oct. 1991
Joined Ota Showa Audit Corp. (currently Ernst & Young ShinNihon LLC)
Apr. 1995
Registered as Certified Public Accountant
Oct. 2006
Registered as an attorney (Tokyo Bar Association)
Jun. 2011
Established Nakano C.P.A. Office (current)
Dec. 2015
Joined Ishizawa, Ko and Sato Law Offices (currently Oku, Katayama and Sato Law Offices)
Dec. 2015
Appointed Partner of Oku, Katayama and Sato Law Offices (current position)
Jun. 2016
Appointed external auditor of Neturen Co., Ltd. (current position)
Jun. 2019
Assumed Outside Audit and Supervisory Board Member of ARUHI Corporation (current position)

Mitsumasa Ueno

Outside Audit and Supervisory Board Member

Oct. 1978
Joined Showa & Co. (currently Ernst & Young ShinNihon LLC)
May 1995
Assumed Partner of Showa & Co.
Oct. 2008
Assumed Executive Director of Showa & Co.
Jul. 2009
Joined Ernst & Young Transaction Advisory Services Co., Ltd.
Assumed Representative Director and COO of Ernst & Young Transaction Advisory Services Co.,Ltd.
Jun. 2012
Assumed Audit and Supervisory Board Member of Kanematsu Granks, Corp.
Jun. 2015
Assumed Director and Audit and Supervisory Committee Member of FUJITSU BROAD SOLUTION & CONSULTING Inc.
Jun. 2015
Joined SoftBank Technology Corp. (currently SB Technology Corp.)
Assumed Chairman of Audit and Supervisory Board of SoftBank Technology Corp. (currently SB Technology Corp.) (current position)
Feb. 2016
Auditor of Japan for UNHCR
Jun. 2020
Assumed Outside Audit and Supervisory Board Member of ARUHI Corporation (current position)