Board Members

Yousuke Okada

President & Representative Director, CEO

Yousuke Okada

Born in Nagoya, Aichi Prefecture in 1988. Okada started programming at the age of ten. Majored in CG at high school and won the Minister of Education, Culture, Sports, Science and Technology Award in the All Japan High School Design Competition. As a university student, he presented his CG-related research at a number of international conferences. In September 2012, after working at an IT startup company, he founded ABEJA, Inc., a company committed to implementing AI in society. In 2017, he co-founded Japan Deep Learning Association with other board members aiming to improve Japan’s industrial competitiveness by AI and deep learning technology, where he currently serves as a board member. From October 2019, he is also CEO of ABEJA Technologies, Inc., a subsidiary located in Silicon Valley in the US.

Naoki Tonogi


Naoki Tonogi

Born in Nagoya, Aichi Prefecture in 1988. While being a student of the Faculty of Economics, Nagoya University, Tonogi took part in the launching of VOYAGEGROUP Nagoya Lab, where he was engaged in new business development for smartphones as a business leader. In 2012, joined a professional firm specialized in consulting for business incubation, where he supported businesses incubation at several major listed companies and gained PJ management experiences. Joined ABEJA, Inc., in June 2013, and took a role as director in September of the same year. After holding major positions including COO and CFO, he became in charge of directing business in ASEAN and a subsidy in Singapore from March 2017. He has been in the current position since June 2019.

Yuta Kikuchi


Yuta Kikuchi

Born in Niigata Prefecture in 1983. Kikuchi joined Yahoo! in 2007 where he was engaged in developing internet advertisements. Established his own company before joining FreakOut Holdings where he was in charge of direct response advertising business leveraging machine learning technology. Joined ABEJA in April 2017, and was appointed as executive officer in March 2018. From April 2018 to August 2019, he served as Executive Vice President of CA ABEJA, a joint venture company with CyberAgent, Inc. He has been in the current position since June 2019.

Michiko Kato


Michiko Kato

Born in Hiroshima Prefecture in 1984. Kato joined Morgan Stanley Securities in 2007 where she worked in M&A and capital raising. In 2010, she joined the World Bank Group IFC and managed investments for developing countries. After earning an MBA at Harvard Business School, she was responsible for private equity investments at Unison Capital. Joined ABEJA in July 2018, served as executive secretary and then became CFO. She has been serving as director of ABEJA, Inc., since June 2019.

Outside Director

Kunihiro Tanaka

Born in 1978, from Osaka Prefecture. In 1996, while being a student at Maizuru National College of Technology, Tanaka established Sakura Internet Inc., and started an internet server business which was still uncommon at the time. The company became listed on the Tokyo Stock Exchange Mothers in 2005, then on the first section of the Tokyo Stock Exchange in 2015. He is an engineer originally, and has extensive entrepreneurial experience. He mentors startup companies and student engineers.

Outside Director

Koji Asano

Born in 1979, from Hyogo Prefecture. In 2003, Asano started his career at Link and Motivation Inc., where he led business including the launching of organizational improvement cloud “Motivation Cloud”, then took a role as Managing Director in 2018. He was appointed as Representative of People Tech Studios, Representative Director and CEO of Knowledge Work Management Co., in April 2020. He is the author of several books, including “THE TEAM - 5 laws” (NewsPicks Book).


Takanori Ogata

Born in 1988, from Fukuoka Prefecture. Ogata graduated from National Institute of Technology Kurume College, and Kyushu University. He was selected by IPA (Information-technology Promotion Agency, Japan) for an Exploratory IT Human Resource Project that aims to discover and develop youth talents. At Kyushu University, he was engaged in research of Machine Learning and Ubiquitous Computing, and their real-world applications. He then moved onto the graduate school of the same university, and founded ABEJA in September 2012 with Yousuke Okada while being a student. He continues basic and applied research in Deep Learning and Machine Learning, and is also engaged in joint research with universities and enterprises, and gives presentations at a number of academic conferences.


Keisuke Tomimatsu

Born in 1974, from Tokyo. Tomimatsu joined SBC Warburg Securities (currently UBS Securities Co., Ltd.) in 1997 before moving onto UBS Warburg Securities (currently UBS Securities Co., Ltd.) in 2001 where he was appointed as Executive Director of the Financial Products Department, Equities Division in 2006. In 2008, he took a role as Managing Director of Equity Division at Credit Suisse Securities. In 2009, he was appointed as Executive Director of the Equity Division at Morgan Stanley Securities (currently Morgan Stanley MUFG Securities). In September 2012, he founded ABEJA with Yousuke Okada, President of ABEJA, and took part in the corporate management as an angel investor. He is a board member of Musashi Seimitsu Industry Co., Ltd.


Technical Advisor

Hitoshi Matsubara

Doctor of Engineering. Matsubara graduated from the Faculty of Science, Department of Information Science, The University of Tokyo in 1981, then completed the doctoral course in Information Science and Technology at the Graduate School of Engineering of the same university in 1986. In the same year, he joined the MITI (Ministry of International Trade and Industry) Institute of Electronics Technology (currently National Institute of Advanced Industrial Science and Technology). In 2000, he became a professor at Future University Hakodate and became vice president in 2016. His publications include “Progress in Computer Shogi”, “Can we really make Astro Boy?”, “A proactive mind”, “Introduction to Tourism Informatics”, etc. Former chairman of The Japanese Society for Artificial Intelligence. Director of the Information Processing Society of Japan and the Society for Tourism Informatics.

Technical Advisor

Yutaka Matsuo

In 1997, Matsuo graduated from the Department of Electrical and Electronic Engineering, The University of Tokyo, then completed his postgraduate doctorate at the same university in 2002. Doctor of Engineering (PhD). He then joined the National Institute of Advanced Industrial Science and Technology (AIST) as a researcher. In August 2005, he became a visiting scholar at Stanford University. In 2007, he was appointed as an associate professor of the Institute of Engineering Innovation of the School of Engineering/ (an innovation education program)/ the Department of Technology Management for Innovation at The University of Tokyo. Since 2014, he has been a Project Associate Professor and co-chairman of Endowed Chair in Global Consumer Intelligence, Department of Technology Management for Innovation, Graduate School of Engineering, The University of Tokyo. His specialty lies in AI, web mining and Big Data analysis. From Japanese Society for Artificial Intelligence (JSAI), he received The Best Paper Award (2002), the 20th Anniversary Project Award (2006), a Field Innovation Award (2011) and a Meritorious Service Award (2013). He joined JSAI student editorial board, then served as editorial committee, vice-chairman from 2010, then editor-in-chief and director from 2012. From 2014 to 2018, he was Chairman of the Ethics Committee. In 2017, he was appointed as President of Japan Deep Learning Association (JDLA).

Corporate Profile

Corporate Name


Headquarters Address

NBF Platinum Tower, 1-17-3 Shirokane, Minato-ku, Tokyo 108-0072, Japan


September 10, 2012


Yousuke Okada, President & Representative Director,Chief Executive Officer


Naoki Tonogi, Director
Yuta Kikuchi, Director
Michiko Kato, Director,Chief Financial Officer
Ryosuke Takatsuki, Outside Director (President and CEO of INSPiRE Corporation)
Kunihiro Tanaka, Outside Director
Koji Asano, Outside Director
Junichi Tobaru, Auditor
Takuma Shimizu, Outside Auditor (Lawyer and Partner of IOTA Law Offices)
Masaaki Aoyama, Outside Auditor (Director of ipet Insurance CO., Ltd./Auditor of VisasQ Inc.)

Technical Advisors

Hitoshi Matsubara (Vice Chair of Future University Hakodate and Professor of Department of Complex and Intelligent Systems)
Yutaka Matsuo (Professor at Graduate School of Engineering, the University of Tokyo, and President of Japan Deep Learning Association)

Corporate Lawyer

Katsuya Natori (Representative of Natori Law Office and External Statutory Auditor of Olympus Corporation)
Yoichiro Itakura (Hikari Sogoh Law Offices)

Major banks

Bank of Tokyo-Mitsubishi UFJ, Ebisu Branch
Mizuho Bank, Shibuya Branch
Sumitomo Mitsui Bank, Hibiya Branch

Number of employees

81(As of August, 2019)

Major shareholders

In-company shareholders:
Archetype Venture Fund, L.P.
Itochu Corporation
inspire investment Co., Ltd
SBI AI & Blockchain LPS (operated by SBI Investment Co., Ltd.)
NTT Plala Inc.
Nvidia Corporation
SAKURA Internet Inc.
Innovation Network Corporation of Japan, inc.
Daikin Industries, Ltd.
TBS Innovation Partners 2 Investment Partnership (operated by Tokyo Broadcasting System Holdings, Inc.)
Toshiba Tec Corporation
Topcon Corporation
PNB-INSPiRE Ethical Fund 1 Investment Business Limited Liability Partnership
Mitsubishi UFJ Capital No. 4 Investment Limited Partnership
Musashi Seimitsu Industry Co., Ltd.
Google International LLC

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NBF Platinum Tower, 1-17-3 Shirokane, Minato-ku, Tokyo 108-0072, Japan

Traffic access

  • - 1 minute walk from Tokyo Metro Namboku Line Shirokane-takanawa Station
  • - 1 minute walk from Toei Mita Line Shirokane-takanawa Station

Singapore Office

22 Cross Street, #02-01 China Square Central, Singapore 048421

the United States of America Office

400 Concar Drive San Mateo, CA 94402