Article was appeared about “Enterprise Ethereum Alliance (EEA)”


An article related to “Enterprise Ethereum Alliance (EEA)” was posted on May 23rd daily newspaper of “The Nikkei”. We have taken up about what our company has joined. <The Nikkei website>

We are proud to announce that Smart Contract Japan has joined EEA


We are proud to announce that Smart Contract Japan has joined EEA and also has become the official secretariat of EEA in Japan on May 22 2017. This announcement includes six first Japanese companies to join the EEA, including Mitsubishi UFJ Financial Group, Inc., Toyota Research Institute, Inc., Couger Inc. and others. <EEA Release> <EEA Member List>

Article was appeared about “Ethereum Asia Tour Japan”


“Ethereum Asia Tour Japan – Enterprise Ethereum Alliance briefing session -” organized by Smart Contract Japan appeared on the web media “DIGIDAY” ▼DIGIDAY

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Press Release

About SCJ


Providing immeasurable impact to people around the world through decentralized applications (dApps) to discover the value of distributed technology to implement into the society. Contributing to the development of the "Global" Ethereum Blockchain community.



Branding&Marketing of Ethereum/DApps

  • - Ethereum/DApps Content Media
  • - Conference/Hackathon

Along with overseas partner companies including ConsenSys, we are engaged in the marketing and branding of the Ethereum block chain in Japan and overseas as our core business. We plan and organize the largest conference in Japan and Hackathon, with the aim of running "Ethereum / DApps Content Media" aiming at fostering new business and creating new media. We invite the Ethereum industry's key players in Japan and abroad, and aim to contribute to the promotion of industry development.


Enterprise Blockchain Consultation

  • - Consultation/PoC
  • - Technical Delivery/MVP
  • - Supplychain Blockchain Agency

Strategic planning support for the use of block chains in business, including support for company training and consulting in Japan, PoC (Proof of Concept) planning support, MVP (Minimum Viable Product) development support. By deepening your understanding of BlockChain through training and consulting, we are able to reduce risk by repeatedly collecting and validating use cases and consolidating service ideas and ecosystems. It is possible to start small and gradually increase to full-scale training. We are able to adapt to the unique requirements of each company. We also aim to develop business solutions in the SCM domain in the future.

Market Make

OTC Trading/ETH Market Making

  • - OTC Trading
  • - ETH Market Making

Get the lowest price of Ether through Smart Contract Japan's trading desk


Kazuki ObataCEO

Kohei TomioHead of Enterprise

Yosuke MuraiHead of Global Strategy

Shuiping LiChief Engineer

Hiroki HayashiTrader

Jiro OtsukiAdviser

John LilicAdviser / ConsenSys

Corporate Data

Corporate Name Smart Contract Japan, Inc.
Head Office 8F Tri-Seven Roppongi Building 7-7-7 Roppongi Minato-ku, Tokyo 106-0032, Japan
Representative Director President & CEO, Kazuki Obata
Date of Establishment January 13th, 2016
Business Segments
  • - Electronic Wallet System Development
  • - Developing Payment and Settlement System
  • - Developing Foreign Exchange System
  • - Research and Development of Distributed Consensus Algorithm
  • - Business Consulting
Affiliated Associations

Access information Tokyo Metro Hibiya line "Roppongi station" 3 minutes on foot from Roppongi Hills direction 1C exit
Toei Oedo Line and Tokyo Metro Chiyoda Line 3 min walk from Roppongi Stn.
Tokyo Metro Chiyoda Line 4 min walk from Nogizaka Stn.
Location 8F Tri-Seven Roppongi Building 7-7-7 Roppongi Minato-ku, Tokyo 106-0032, Japan