Founder and CEO

Satoshi Yamada

Graduated from Tokyo University of Technology,Computer Science.Worked as a developer of web services at CyberAgent Inc. and then as a Producer for smartphone applications at Cygames Inc. heading up the Japanese market and North American market. Founded deBit Inc in 2014.


Stephan Luther

Diploma in IT from Brisbane North Institute of TAFE. In 2005, started to work at ARMS Global as an IT Support Officer where tasks included application programming and system administration. Skills in C/C++, Java, Delphi, awk, shell scripting were developed at this time as was an interest in distributed systems. In 2010, became an independent contractor before moving to Japan in 2012. In 2014, started researching Bitcoin, blockchains and Rust before joining deBit in 2016.

External Directer

Hiroyuki Ozaki

Professor of Graduate School of Science, Technology and Innovation.
Joined Nomura Securities Co. Ltd. after he graduated Tokyo University Law Department. NYU Stern School of Business(MBA). Doctor in Waseda University (Degree). Mr. Ozaki shifted to Venture Industries after being a member of Vice President of Morgan Stanley Japan Co., Ltd. and Goldman Sachs Securities. SoftVenture Capital Co. Ltd, Bio Business Planing General Manager. Bio Vision Capital Ltd Exectuive Managing Director. ID Pharma Executive CFO 2005. Professor of Technology Graduate School of Business, Tokyo University since May 2005. Current Position since 2016.

External Directer

Yoshimitsu Jimmy Homma

Kyoto University Engineering Department, Faculty of Physical Engeering. Memory design and sales in HQ of NKK semiconductor. SRAM design in US Paradime Technology. Flash Memory Marketing Fujitsu Ltd,Trusted Computing, M2M communication (Agriculture for ICT) business planning. US Fujitsu Laboratories, Trusted Computing business planning. On January 2014 established the Japan digital money Association, became the representative director. Co-founder Blockchain Hub, appointed to the Board of Directors CMO since January 2016.
External Directer

Tetsuyuki Oishi

Serious Bitcoiner. Blogger, Investor.
One of most influential people in the Japanese Bitcion community with more than 18,000 followers in Twitter, and his blog ( is the most popular Bitcoin blog in Japan. In addition to being a Director of Digital Money Association Japan, advisor of Japan Blockchain Association, he is also an advisor to the Factom project, an ambassador of Bitnation and has published more than 20 books about Bitcoin Technology. Previously, he established an online recruiting company, and worked in Management consulting in Accenture Japan. Currently lives in Vietnam, and Tokyo.