At CFO (Boardroom Media) we track over 1,000,000 startups and over 5,000,000 people who hold key positions in these companies. We use this directory of startups to highlight top employees, founders and board members we think deserve more appreciation than they are currently getting.
This list showcases the top Japan based CFO’ operating in the Internet space. If you think a CFO’ is missing from this list, feel free to contact our editor on [email protected].
The individuals on this list have been included because of exceptional performance in one of the following categories:
- Innovation – Operating as a key part in an extremely innovative business or startup.
- Growth – Operating as a key figure in the growth and upscale of a market leading business or startup.
- Management – Showing exceptional management skills.
- Societal impact – Putting their business on the map for their positive societal or environmental impact.
Our Data – We source our data from OSINT (open source intelligence) and public directories such as Crunchbase, SemRush and many more. The data from these sources should be treated with a degree of caution and verified yourself.
Kei Nagasawa
Executive Officer CFO of Mercari
Graduated from Keio University College of Policy Studies. Joined Mitsubishi Corporation in 1999. He is responsible for investment in metal resources and M & A in the field of energy, retail and food. Graduated from the University of Chicago in 2007. Joined Goldman Sachs in 2007. He was responsible for funding operations, including M & A and IPO, mainly in the technology field in Tokyo and San Francisco, and became VP. Joined Mercari in 2015. Appointed as Executive Officer CFO.
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About Mercari, Mercari: Mercari is a community-powered shopping app from Japan allowing anyone to buy and sell anything from anywhere.
Shimano Mitsutaka
Director and CFO of CAMPFIRE
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About CAMPFIRE: CAMPFIRE engages in the planning, development, and operation of a crowd funding platform.
Toshiki Oya
Director & Chief Financial Officer of GREE
After graduating from the Faculty of Economics of Keio University in 1992, joined the audit firm Tohmatsu (currently Tohmatsu LLC). In November 1999, joined SoftBank Investment Co., Ltd. (currently SBI Holdings Co., Ltd.). Joined Yahoo Japan Corporation in February 2003, Director of Creo Co., Ltd. from June 2005, Chief Financial Officer of the same company from April 2006, and President of the same company from April 2011. In April 2012, assumed the position of Chief Financial Officer and Executive Officer of Yahoo Japan Corporation. In June 2015, he assumed the position of Executive Vice President and Chief Financial Officer, retired in March 2018, and is a senior advisor of the company until September 2018. He was appointed as a director of Glee Co., Ltd. in September 2018, and has been the chief financial officer since October 2019. CPA.
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About GREE: Gree is a Japanese internet media company that provides mobile social networking, and mobile technology services for its users.
Ryosuke Sakagami
Chief Financial Officer of Yahoo! Japan
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About Yahoo! Japan, Z Holdings: Yahoo! Japan is a technology company that is known for its web services and applications.
Kazuharu Watanabe
Executive Officer and CFO of Square Enix
Kazuharu Watanabe is the Executive Officer, CFO, and a Member of the Board of Directors at Square Enix.
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About Square Enix: Square Enix develops, publishes, and markets interactive entertainment titles worldwide.

Fumiaki Goto
Chief Financial Officer of Monstar Lab
Goto started his career as a sales representative for a food-related machinery manufacturer, and later went on to become the company’s first corporate finance manager in preparation for its listing on the stock market. He successfully facilitated the company’s rise from a public over-the-counter stock to a listing on the Second and then First Section of the Tokyo Stock Exchange (TSE) in what was then the fastest rise every seen in the Japan stock exchange market. He later helped telecommunications device manufacturer Allied Telesis to become listed directly on the TSE Second Section, as well as helping GDH to list on the TSE Mothers market. At that time, he helped establish what was at the time the largest contents fund. He joined Monstar Lab in January 2016.
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About HENNGE, Monstar Lab: We shape technology that inspires people and grows businesses.
Naoki Ikeda
CFO of Showcase Gig
Naoki Ikeda is working as a CFO at Showcase Gig.
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About Showcase Gig: Showcase Gig is a Tokyo-based digital marketing startup company.

Jun Hasebe
CFO, CSO, General Manage, Corporate Department of Colopl Next
In 1990, he joined Yamato Securities. In 2000, he joined Yamato Soken. 2009: Transferred to Daiwa Securities Research Institute for Financial Securities (currently Daiwa Securities). 2010 Appointed Director of COLOPL.
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About Colopl Next: Colopl Next supports start-ups specializing in VR/AR, entertainment, emerging technologies, and other internet businesses.

Takashi Watanabe
CFO of UUUM
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About UUUM, XTIA: UUUM is a YouTuber-focused management production services company.
Hiroki Uchida
Chief Financial Officer & Executive Director of Uhuru
Hiroki Uchida is an Executive Director and Chief Financial Officer at Uhuru. He previously worked at Nippon Life Insurance (NLI), transferred to Nissay Capital (NLI group VC arm), Joined Deloitte Touche Tohmatsu Tax Co. Mr. Uchida graduated from the University of Tokyo.
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About Uhuru: Uhuru is a technology service company that provides cloud and social services to companies such as Salesforce.com and many others.
Ryosuke Tane
CFO of Neural Pocket
Ryosuke started his career at McKinsey & Company as a consultant working out of their Tokyo and New York offices. He then worked as a private equity investment professional at Bain Capital and then joined real estate tech venture OYO LIFE to lead their expansion as Tokyo GM. He joined Neural Pocket as Chief Strategy Officer in 2020. Ryosuke received his Bachelors and Masters degrees in Mechanical Engineering from Nagoya University and an MBA from Stanford University where he was an Arjay Miller Scholar.
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About : Developing the society of tomorrow through AI engineering.
Ryosuke Tane
CFO of Neural Pocket
Ryosuke started his career at McKinsey & Company as a consultant working out of their Tokyo and New York offices. He then worked as a private equity investment professional at Bain Capital and then joined real estate tech venture OYO LIFE to lead their expansion as Tokyo GM. He joined Neural Pocket as Chief Strategy Officer in 2020. Ryosuke received his Bachelors and Masters degrees in Mechanical Engineering from Nagoya University and an MBA from Stanford University where he was an Arjay Miller Scholar.
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About : Developing the society of tomorrow through AI engineering.
Yusuke Watanabe
Director, CFO of Clipline
Yusuke Watanabe is the Director, CFO at Clipline.
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About Argano, Chocolate, Clipline: ClipLine provides a mechanism that enables the communication between multi-store.
Hasegawa Daisuke
Executive Officer, CFO and Administration Director of CLARA ONLINE
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About CLARA ONLINE: Clara Online is an internet service platform and business consulting company.
Takei Kunihiko
Director and CFO of A*QUANTUM
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About A*QUANTUM: A*QUANTUM is a company that specializes in quantum computer software.
Satoshi Fukudome
Director and CFO of mtes Neural Networks
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About Extravaganza International, mtes Neural Networks: mtes Neural Networks is IoT platform business and AI / IoT system business.
Taniguchi Yuichiro
Director and CFO of Poppin Games Japan
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About Poppin Games Japan: Poppin Games Japan is a Internet company.
Tetsuya Kanada
Director, CFO and COO / founder of Toor
Founder at Toor
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About Toor: Big-Data without Data Scientists. Our product is toorPIA that lets anyone analyze big data without help of data scientists.
Ono Koji
Director and CFO of BuySell Technologies
Graduated from Waseda University Faculty of Commerce. After joining Deloitte Touche Tohmatsu, engaged in accounting audits, IPO support services, FAS operations, etc. In 2011, he was seconded to the investment banking division of a major domestic securities company, and engaged in advisory services such as M & A and capital policy. After returning to Tohmatsu, he provided M & A advisory services and IPO consulting services. Joined the Company in October 2016 as a director. Certified public accountant.
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About BuySell Technologies: BuySell Technologies provides internet reuse, service statement, service governance, and other services.
Yasuo Omura
CFO of EdgeConnection
Yasuo Omura is the CFO of Edge Connection.
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About EdgeConnection: EdgeConnection is a sales and marketing support company.
Hiroshi Okeda
CFO of epics Japan
Hiroshi Okeda is the CFO at Epics Japan.
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About epics Japan: Epics offer content planning, system development, and rights management business services.
Sakai Kazuhisa
CFO of HeartRails
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About HeartRails: HeartRails is a business development support company.
Kazuya Sakurai
CFO of Novars
Kazuya Sakurai is the CFO at Novars.
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About Novars: Novars is an electronic company that specializes in the development and sales of MaBeee.