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 Tokyo based CFO’ operating in the Apps 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.

Takashi Watanabe
CFO of UUUM
Follow Takashi Watanabe:
About UUUM, XTIA: UUUM is a YouTuber-focused management production services company.
Naoki Inoue
Director, Executive Officer, and CFO of Chatwork
Naoki Inoue is the Director, Executive Officer, and CFO of Chatwork.
Follow Naoki Inoue:
About Chatwork: Chatwork is a group chat app for global teams, that includes secure messaging, video chat, task management and file sharing functionality.
Kazunobu Harada
Directors and CFO of CYDAS
Follow Kazunobu Harada:
About CYDAS: CYDAS, Inc. was founded with the mission to “Bring out the Talent in People”.
Takuya Kawamura
Director CFO of MAMORIO
Follow Takuya Kawamura:
About COREKARA, MAMORIO: MAMORIO are promoting alliances with companies.
Atsushi Nakayama
CFO of famitalk
Atsushi Nakayama is the CFO at famitalk.
Follow Atsushi Nakayama:
About famitalk: famitalk is a new communication app that deepens family ties.