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 Mobile 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.
Yamamoto Akihiko
Directors CFO of IGNIS Japan
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About FURYU, IGNIS Japan, IJGN, TSS LINK, WARC Japan: IGNIS is a company to develop and provide smartphone applications as the axis of business.
Shiro Uemura
Representative Director and Chief Financial Officer of Nexon
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About Nexon: Nexon is an entertainment software developing company that creates free-to-play online games.
Shiro Uemura
Representative Director and Chief Financial Officer of Nexon
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About Nexon: Nexon is an entertainment software developing company that creates free-to-play online games.
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.
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.
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.
Luke Cheng
Chief Financial Officer of Omise
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About Omise: Omise is an online payments platform that enables businesses to seamlessly and securely accept payments over the internet.

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.

Hirotaka Sato
Executive Vice President & Chief Financial Office of NTT DoCoMo
Hirotaka Sato was named an Executive Vice President and Chief Financial Officer at NTT DOCOMO, INC. in June 2014. Concurrently, he retains his position as a Member of the Board of Directors, which he assumed in June 2012. Hirotaka Sato was named a Senior Vice President, Managing Director of the Accounts and Finance Department and a Member of the Board of Directors at NTT DOCOMO, INC. in June 2012. Mr. Sato became a Senior Vice President and Managing Director of the Corporate Marketing Department I in June 2011. He served as General Manager of the Finance and Accounting Department of Nippon Telegraph and Telephone Corporation from July 2008. He became Senior Director of the Accounts and Finance Department of NTT DOCOMO, INC. in June 2005, prior to which he served as Senior Director of the Corporate Marketing Department III from July 2004. He was Senior Director of the Global Business Department at NTT DOCOMO USA from February 2002. Mr. Sato entered NTT Public Corporation in April 1982, after graduating from Tohoku University with a bachelor’s degree in economics. He was born on November 18, 1958.
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About NTT DoCoMo: NTT DOCOMO provides mobile telecommunication services through its W-CDMA networks in Japan.

Kazuto Tsubouchi
Managing Director and CFO of NTT DoCoMo
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About NTT DoCoMo: NTT DOCOMO provides mobile telecommunication services through its W-CDMA networks in Japan.
Shiro Suzuki
Director and CFO of Net Protections
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About Net Protections: Net Protections is a Operation of “NP postpay” payment for BtoC mail order.
Manabu Kato
CFO of Net Protections
Manabu Kato is the CFO at Net Protections.
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About Kato Electric, Net Protections: Net Protections is a Operation of “NP postpay” payment for BtoC mail order.
Matsuda Kai
Chief Financial Officer of Ubiregi
After graduating from Keio University, he worked in the Investment Banking Department of JP Molvang Securities, and earned an MBA at the Kelok School of Business, Northwestern University. After that, he moved to New York and San Francisco, and he was a career as an investor at a U.S. pension manager. After returning to Japan, he assumed the position of the Codoman Sachs Securities Co., Ltd. as an institutional investor sales. Leveraging more than 10 years of experience in the financial industry, funding more than 6.5 billion yen as Chief Financial Officer of two start-up companies (freee, Rapyuta Robotics Co., Ltd.)Successful procurement. Participated in Yuhiresi Co., Ltd.
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About Ubiregi: Ubiregi offers a point-of-sale (POS) system for iPad devices.
Keizo Okawa
Chief Financial Officer of AnyMind Group
Keizo Okawa is the Chief Finance Officer at AnyMind Group.
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About AnyMind Group: AnyMind Group is a commerce enablement platform with software for brand building, manufacturing and e-commerce, to marketing and logistics
Hideyuki Ebihara
CFO (External) of Evolany
Hideyuki Ebihara is the Chief Financial Officer of Evolany.
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About Evolany: Evolani is a mechanical labor by providing the most convenient and fun automated tools
Hideyuki Ebihara
CFO (External) of Evolany
Hideyuki Ebihara is the Chief Financial Officer of Evolany.
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About Evolany: Evolani is a mechanical labor by providing the most convenient and fun automated tools
Atsushi Nakayama
CFO of famitalk
Atsushi Nakayama is the CFO at famitalk.
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About famitalk: famitalk is a new communication app that deepens family ties.
Hiroshi Ouchi
Director CFO of ORSO Japan
Hiroshi Ouchi is the Director CFO at Orso Japan.
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About ORSO Japan: ORSO is a Consulting for smartphone business