Board of Directors

Yoshihiro Ohta


2016 – President, Chief Executive Officer, Arithmer Inc.
2016 – Ministry of Internal Affairs and Communications AI Network Society Promotion Council
2015 – Project Professor, Graduate School of Mathematical Sciences, The University of Tokyo
2013 – 2015 Project Associate Professor, Graduate School of Mathematical Sciences, The University of Tokyo
2011 – 2013 Project Assistant Professor, Research Center for Advanced Science and Technology, The University of Tokyo
2011 Ph.D. Degree (Mathematical Sciences) (The University of Tokyo)
2006 – 2011 Project Researcher, Research Center for Advanced Science and Technology, The University of Tokyo
1999 – 2006 Researcher, Hitachi Central Research Laboratory
1997 – 1999 Researcher, IBM Tokyo Research Laboratory
1997 Master’s Degree in Information Science, Graduate School of Science, The University of Tokyo

Kenichi Imabayashi


2019 – Managing Director, General Manager, Management Strategy Div, Arithmer Inc.
2018 – 2019 Corporate Advisor, Nippon Life Insurance Company
2017 – 2018 Director-General, Global Strategy Bureau, Ministry of Internal Affairs and Communications
2016 – 2017 Director-General for Policy Planning (Information and Communication), Ministry of Internal Affairs and
Communications
2015 – 2016 Director-General, Information and Communications Bureau, Ministry of Internal Affairs and Communications
1983 Joined Ministry of Posts and Telecommunications (Present: Ministry of Internal Affairs and Communications)
1983 Graduated Department of Humanities and Social Sciences, The University of Tokyo

Ryuichi Inui


2019 – Managing Director, Head of Administrative Management Div, Arithmer Inc.
2018 Managing Director and Executive Officer, Head of Administration Department, SENSYN ROBOTICS Inc.
2017 Executive Officer, Head of Corporate Planning, V-cube Inc.
2016 Managing Director, V-cube Robotics Japan Inc. (Present: SENSYN ROBOTICS, Inc.)
2015 Executive Officer, V-cube Inc.
2013 Entered V-cube Inc.
2012 Entered Cross Marketing Inc.
2007 Master’s Degree, Keio University Faculty of Business and Commerce
2002 Established Inui Certified Public Accountant Office
2002 Registered Certified Public Accountant
1998 Entered Chuo Audit Corporation
1998 Graduated Keio University Faculty of Business and Commerce

Yuji Nakata


2018 – Director, Arithmer Inc.
2008 – Joined Dai-Ichi Tokyo Bar
Registered Japan Patent Attorneys Association
2008 Established Nakata and Shimao Legal Professional Corporation Opened Tokyo Office in Nihonbashi
Awarded National Police Agency Prize for Achievement in Gangs, Urban Violence, and Security Intervention
2007 Awarded Head of Tokushima Prefectural Police Prize for Achievement in Gangs, Urban Violence, and Security Intervention
1979 Registered Tokushima Bar Association
Opened Nakata Law Office in Tokushima
1976 Passed National Bar Examination
1974 Graduated Kyoto University, Faculty/School of Law

Takafumi Ochiai


2019 – Outside Director, Arithmer Inc
2017 – Director, M&A Cloud
2015 – Partner, Atsumi & Sakai Janssen Foreign Law Joint Enterprise
2006 Joined, Mori Hamada & Matsumoto
2006 Registered Lawyer
2004 Passed National Bar Examination
2004 Graduated Keio University, Department of Mathematics

Board of Corporate Auditors

Naoaki Fukuzaki


2019 – Auditor (Full Time), Arithmer Inc.
2017 Advisor, QES Corp.
2011 President and CEO, QES Corp.
2010 Senior Managing Director, QUICK Corp.
2008 Managing Director, Marketing Strategy and Information, QUICK Corp.
2005 Managing Director and Head of the Office of President, QUICK Corp.
2003 General Managing Editor/ Head of Industry Office, Nihon Keizai Shimbun, Inc.
2000 Head of News Editing at Digital Media Bureau (NIKKEI NET), Nihon Keizai Shimbun Inc.
1985 Deputy Editor in Chief of NIKKEI COMPUTER, Nikkei Business Publications, Inc.
1975 Entered Editorial Bureau, Nihon Keizai Shimbun Inc.
1975 Graduated Keio University, Faculty of Economics

Shoji Takaoka


2018 – Outside Auditor, Arithmer Inc.
2014 Established and Became Representative Partner of Tax Accountant Corporation Global Activation
1997 Established Takaoka Tax Lawyer Office in Naruto City
1997 Registered Shikoku Certified Public Tax Accountants Association
1994 Joined Takahashi Tax Lawyer Office
1993 Passed Certified Tax Accountant Examination
1992 Graduated College of Commerce, Doshisha University

Hiroki Nishio


2019 – Outside Auditor, Arithmer Inc.
2016 – Special Advisor, Muromachi Co.,Ltd.
2015 – 2019 Corporate Auditor, Mitsui Chemicals, Inc.
2015 President and CEO, Muromachi Building Co., Ltd.
2014 – Director, TEISOH LOGISTICS SERVICE Co., Ltd (Present: TEIKOKU-SOKO Co., Ltd. )
2011 President and CEO, Muromachi Co., Ltd.
2009 Internal Auditor, Sumitomo Mitsui Financial Group
2008 President / Senior Executive Director/ President in Charge of Internal Audit, Sumitomo Mitsui Financial Group
2001 Executive Officer/ Head of Sales Management Department, Sumitomo Mitsui Banking Corporation
1974 Joined Mitsui Bank
1974 Graduated Kyoto University, Faculty/School of Law

Executive Officers

Daisuke Sato


2020 – Executive Officer, Chief Technology Officer, Head of R&D Headquarters, Arithmer Inc.
2018 General Manager, R&D Headquarters and ArithmerRobo Div, Arithmer Inc.
2016 – 2018 Fellow, Goethe-Universität Humboldt (Germany)
2014 – 2016 Postdoctoral Researcher, Fondazione Bruno Kessler (Italy)
2013 – 2014 Postdoctoral Researcher, RIKEN BNL Research Center
(Dispatched to Brookhaven National Laboratory, USA)
2013 Ph.D. Degree, Kyoto University, Division of Physics and Astronomy, Graduate School of Science
2012 – 2013 Japan Society for the Promotion of Science, Research Fellowship for young Scientists (DC2, Global COE Program) (During Ph.D. at Kyoto University)
2010 Master’s Degree, Kyoto University, Division of Physics and Astronomy, Graduate School of Science
2008 Graduated Kyoto University, Graduate School of Science

Corporate Advisors

Takashi Tsuboi


2019 – R&D Advisor, Arithmer Inc.
2019 – Professor, Musashino University, Faculty of Engineering Department of Mathematical Engineering
2012 – 2016 Dean, Graduate School of Mathematical Sciences, The University of Tokyo
2009 – 2011 President, The Mathematical Society of Japan
1993 Professor, Graduate School of Mathematical Sciences, The University of Tokyo
1992 Assistant Professor, Graduate School of Mathematical Sciences, The University of Tokyo
1987 Assistant Professor, School of Science, The University of Tokyo
1985 Assistant Professor, College of Arts and Sciences, The University of Tokyo
1978 Assistant, School of Science, The University of Tokyo

Toshiro Yonemura


2019 – Risk Management Advisor, Arithmer Inc.
2017 – Member of Nomination Committee and Compensation Committee at UNIZO Holdings Company, Limited
2016 – Member of Nomination and Compensation Committee at Seven & i Holdings Company, Limited
2016 – Chief Security Officer, The Tokyo Organizing Committee of the Olympic and Paralympic Games
2014 – External Board Director at Jowa Holdings Company, Limited (Present: UNIZO Holdings Company, Limited)
2014 – External Board Director, Seven & i Holdings Company, Limited
2014 Chief Security Officer, The Tokyo Organizing Committee of the Olympic and Paralympic Games
2014 Special Advisor to the Cabinet
2011 Deputy Chief Cabinet Secretary for Crisis Management
2008 Superintendent General
1974 Graduated Kyoto University, Faculty of Science

Akiko Fukuoka


2019 – Public Relations Advisor, Arithmer Inc.
2018 Concluded her activities in the rock band Chatmonchy
2016 Opened Event Venue OLUYO in Tokushima City
2008 Held 2 Day Concert at Nippon Budokan
2006 Landed on the 6th Spot of Oricon Weekly Single Ranking with Chatmonchy’s 3rd Single Shangri-La
2006 Graduated Naruto University of Education, School of Education
2005 Major Debut of the Rock Band Chatmonchy