Board Members

Chief Executive Officer　Makoto Makita

After graduating from Gunma University, Makoto Makita began his career in cybersecurity at SoftBank and CyberAgent, where he led the establishment of dedicated security assessment teams. Since 2010, he has been a prominent figure in the global cybersecurity community, participating in prestigious competitions such as the Ministry of Economy, Trade and Industry's CTF Challenge Japan and DEF CON CTF. In 2011, he founded Ierae Security Inc. (now GMO Cybersecurity by Ierae Inc.), a leading cybersecurity firm. With a track record of over 900 successful security assessments, he continues to drive innovation and safeguard organizations against emerging threats.

OSCP
JGISP
CISSP
Technical Engineer (Network)
Technical Engineer (Information Security)
Information Security Administrator

Executive Vice President and CISO Takahisa Kishiya

Takahisa Kishiya has been at the forefront of network security since the mid-2000s. While at Japan's premier e-commerce company, he founded and headed the vulnerability assessment team, gaining extensive experience in assessing the security of websites and mobile applications. Currently, he oversees the Cybersecurity, Product Development, and Information Systems divisions.

OffSec Web Expert (OSWE)
AWS Certified Security - Specialty
Technical Engineer (Network)
Technical Engineer (Information Security)
Information Security Administrator

Managing Director and CTO of Development Satoru Kanno

2005／Master of Engineering, Department of Information Systems Operations, Graduate School of the University of Electro-Communications
2005／ Joined NTT Software Corporation (currently NTT Technocross Corporation)
2016／ Joined Lepidam Inc. (currently GMO Cybersecurity by Ierae, Inc.)
2018／Representative Director of the company
2021／Cocon Inc.(Currently GMO Cybersecurity by Ierae, Inc.) Director and CTO (current position)

External Director Masaki Yuda

2012／ Joined Yahoo Japan Corporation
2018／ Seconded to YJ Capital Co., Ltd. (currently Z Venture Capital Co., Ltd.)
2021／ Joined Z Venture Capital Co., Ltd. (current position)

External Director Yuki Kuwabara

2012／Joined The Japan Research Institute, Ltd.
2018／Joined Innovation Network Corporation of Japan
2020／Outside Director of ExaWizards Inc. (current position)
2020／Joined JIC Venture Growth Investments Co., Ltd.

Director　Masatoshi Kumagai

1991／CEO of Voice Media, Inc. (currently, GMO Internet Group, Inc.)
1999／CEO of MagClick Inc. (currently, GMO AD Partners Inc.)
2000／Director of MagClick Inc. (currently, GMO AD Partners Inc.)
2001／Representative Director and Chairman of iSLE Inc. (currently, GMO GlobalSign Holdings K.K.)
2002／Chairman of the Board of GMO Research Institute (currently, GMO Research & AI, Inc.; current position)
2003／CEO, Chairman of the Board and President of Global Media Online, Inc. (currently, GMO Internet Group, Inc.)
2003／Chairman of the Board of iSLE Inc. (currently, GMO GlobalSign Holdings K.K.; current position)
2004／Chairman of the Board of paperboy&co., Inc. (currently, GMO Pepabo, Inc.; current position)
2004／Chairman of the Board of GMO Mobile and Desktop, Inc. (currently, GMO Media, Inc.; current position)
2004／Chairman of the Board of Card Commerce Services, Inc. (currently, GMO Payment Gateway, Inc.)
2007／Chairman of the Board of MagClick Inc. (currently, GMO AD Partners Inc.)
2008／CEO, Chairman of the Board and President, Founder and Group CEO of GMO Internet, Inc. (currently, GMO Internet Group, Inc.)
2009／Chairman of the Board of Inovex, Inc. (currently, GMO TECH, Inc.; current position)
2011／Chairman of the Board and President of GMO Payment Gateway, Inc.
2012／Chairman of the Board of GMO Payment Gateway, Inc. (current position)
2015／Director of GMO AD Partners Inc.
2016／Chairman of the Board of GMO AD Partners Inc. (current position)
2022／Founder, Chairman and Group CEO of GMO Internet, Inc. (currently, GMO Internet Group, Inc.; current position)
2022／Group Representative, Group Chairman, President, Representative Director, and CEO of GMO Internet Group, Inc. (currently position)
2022／Director of GMO Cybersecurity by Ierae, Inc.（current position）

Director　Masashi Yasuda

2000／Registered as a certified public accountant
2000／Registered as a certified public accountant Joined interQ, Inc.(currently, GMO Internet Group, Inc.)
2001／Head of Corporate Strategy of Global Media Onlince, Inc. (currently, GMO Internet Group, Inc.)
2002／Director and Head of Corporate Strategy of Global Media Onlince, Inc. (currently, GMO Internet Group, Inc.)
2003／Executive Director in charge of Group Corporate Strategy and Investor Relations of Global Media Onlince, Inc. (currently, GMO Internet Group, Inc.)
2005／Managing Director and Head of Management Division, in charge of Group Corporate Strategy and Investor Relations of Global Media Online, Inc. (currently, GMO Internet Group, Inc.)
2008／Managing Director and Head of Group Management Division of GMO Internet, Inc. (currently, GMO Internet Group, Inc.)
2013／Managing Director, Deputy to Group CEO and Head of Group Management Division of GMO Internet, Inc. (currently, GMO Internet Group, Inc.)
2015／Deputy CEO, Deputy to Group CEO and Head of Group Management Division of GMO Internet, Inc. (currently, GMO Internet Group, Inc.)
2016／Director of GMO Media, Inc. (current position)
2016／Director of GMO CLOUD K.K. (currently, GMO GlobalSign Holdings K.K.; current position)
2016／Director of GMO Pepabo, Inc.
2016／Director of GMO Research, Inc. (currently, GMO Research & AI, Inc.; current position)
2016／Director of GMO AD Partners Inc. (current position)
2016／Director of GMO TECH, Inc. (current position)
2016／Director of GMO CLICK Holdings, Inc. (currently, GMO Financial Holdings, Inc.; current position)
2016／Auditor of Aozora Trust Bank, Ltd. (currently, GMO Aozora Net Bank, Ltd.)
2016／Director of GMO Payment Gateway, Inc. (current position)
2019／External Director of GMO Aozora Net Bank, Ltd. (current position)
2022／Director, Executive Vice President and Group CFO, Deputy to Group CEO, Head of Group Management Division of GMO Internet, Inc. (currently, GMO Internet Group, Inc.; current position)
2022／Director of GMO Cybersecurity by Ierae, Inc.(current position)

Director　Hiroyuki Nishiyama

1999／Joined MagClick Inc. (currently, GMO AD Partners Inc.)
2000／CEO of MagClick Inc. (currently, GMO AD Partners Inc.)
2001／Director of interQ, Inc. (currently, GMO Internet Group, Inc.)
2003／Executive Director in charge of Group Media of Global Media Online, Inc. (currently, GMO Internet Group, Inc.)
2006／Chairman of the Board of MagClick Inc. (currently, GMO AD Partners Inc.)
2007／Managing Director of GMO Internet, Inc. (currently, GMO Internet Group, Inc.)
2008／Managing Director and Head of Group Business Division of GMO Internet, Inc. (currently, GMO Internet Group, Inc.)
2010／Director of paperboy&co., Inc. (currently, GMO Pepabo, Inc.)
2013／Managing Director, Deputy to Group CEO, Head of Group Ecommerce Solutions Division, and Head of Group Staff Development Division of GMO Internet, Inc. (currently, GMO Internet Group, Inc.)
2015／Deputy CEO, Deputy to Group CEO, Head of Group Ecommerce Solutions Division, and Head of Group Staff Development Division of GMO Internet, Inc. (currently, GMO Internet Group, Inc.)
2018／Director of GMO Payment Gateway, Inc.
2019／Executive Vice President and COO, Deputy to Group CEO, Head of Group Staff Development Division, and General Manager of Alliance Development Office of GMO Internet, Inc. (currently, GMO Internet Group, Inc.)
2022／Director, Executive Vice President and Group COO, Deputy to Group CEO, Head of Group Human Resources Development Division of GMO Internet, Inc. (currently, GMO Internet Group, Inc.; current position)
2022／Director of GMO Cybersecurity by Ierae, Inc.(current position)

Director　Tadashi Ito

1997／Joined interQ, Inc. (currently, GMO Internet Group, Inc.)
2001／General Manager of OEM Division of Global Media Online, Inc. (currently, GMO Internet Group, Inc.)
2004／Director and President of Business Partner Company of Global Media Online, Inc. (currently, GMO Internet Group, Inc.)
2004／Director and Manager of Business Partner Division of Global Media Online, Inc. (currently, GMO Internet Group, Inc.)
2006／Director and Manager of Group Business Development Division of GMO Internet, Inc. (currently, GMO Internet Group, Inc.)
2008／Executive Director and Manager of Group Business Development of GMO Internet, Inc. (currently, GMO Internet Group, Inc.)
2009／Executive Director and General Manager of Business Division of GMO Internet, Inc. (currently, GMO Internet Group, Inc.)
2013／External Director of GMO CLOUD K.K. (currently, GMO GlobalSign Holdings K.K.)
2013／External Director of paperboy&co., Inc. (currently, GMO Pepabo, Inc.)
2013／Managing Director, Head of Group Infrastructure Division and General Manager of Business Division of GMO Internet, Inc. (currently, GMO Internet Group, Inc.)
2020／Executive Vice President, Head of Group Infrastructure Division and General Manager of Business Division of GMO Internet, Inc. (currently, GMO Internet Group, Inc.)
2022／Director, Executive Vice President, Head of Group Infrastructure Division, General Manager of Business Division, Head of Cryptoassets Mining Business of GMO Internet, Inc. (currently, GMO Internet Group, Inc.)
2022／Director of GMO Cybersecurity by Ierae, Inc.(current position)
2023／Director, Executive Vice President, Head of Group Infrastructure Division, Head of HQ Business, Head of Cryptoassets Mining Business of GMO Internet Group, Inc.

Director　Hirofumi Yamashita

1985／Joined IBM Japan, Ltd.
2002／General Manager of Financial Solutions and Service Development Division of IBM Japan, Ltd.
2007／Joined GMO Internet, Inc. Acting Head of Group Systems Support Office of GMO Internet, Inc. (currently, GMO Internet Group, Inc.)
2008／Head of Group Systems Support Office of GMO Internet, Inc. (currently, GMO Internet Group, Inc.)
2009／General Manager of Systems Division of GMO Internet, Inc. (currently, GMO Internet Group, Inc.)
2009／Director and General Manager of Systems Division of GMO Internet, Inc. (currently, GMO Internet Group, Inc.)
2010／External Director of GMO Payment Gateway, Inc.
2011／Executive Director and General Manager of Systems Division of GMO Internet, Inc. (currently, GMO Internet Group, Inc.)
2011／External Director of GMO CLICK Securities, Inc.
2013／Executive Director, Head of Group Systems Division and General Manager of Systems Division of GMO Internet, Inc. (currently, GMO Internet Group, Inc.)
2015／Managing Director, Head of Group Systems Division and General Manager of Systems Division of GMO Internet, Inc. (currently, GMO Internet Group, Inc.)
2018／Director of GMO Payment Gateway, Inc. (current position)
2022／Executive Vice President, Head of Group Systems Division, General Manager of System Department of GMO Internet, Inc. (currently, GMO Internet Group, Inc. current position)
2022／Director of GMO Cybersecurity by Ierae, Inc.(current position)
2022／Executive Vice President, Head of Group Systems Division, General Manager of Systems Division of GMO Internet, Inc. (currently, GMO Internet Group, Inc. current position)