Use Cases
Private Chain
You can build and operate a private Ethereum-compatible blockchain for your company.
Consortium Chain
Build and operate a blockchain network for decentralized collaboration among multiple companies.
Proof of Concept
You can perform a PoC in a testing environment to verify the technical aspects of applications and more.
Technical Research
You can execute various experiments on the testnet, which offers the same capabilities as the production environment.
Why G.U. Blockchain Cloud is Your Ideal Choice
Cost Reduction
Accessible to non-blockchain engineers, it enables a significant reduction in initial development and management costs.
Launch in just 3 Steps
You can build and start using a full-fledged blockchain in just three simple steps.
Price Flexibility
The monthly cost for production environments starts at $1,000, while for a standard development configuration, it begins at $558.
Bilingual Support
We offer our service in both Japanese and English.
Solutions for Diverse Industries
Finance
Financial institutions can issue stablecoins and digital securities in compliance with legal requirements. Stablecoins are expected to be utilized as a payment method for inter-company and international settlements.
Telecommunication
Safely operating blockchain nodes contributes to the efficiency and security of the entire blockchain network. We also offer decentralized ID management and authentication services.
Manufacturer
Utilizing blockchain technology enables seamless integration of various databases from local and international suppliers, ensuring strong tamper resistance and significantly boosting productivity.
Distribution
You can provide products with greater transparency and earn consumer trust by recording all supply chain transactions, including those related to food and clothing, on the blockchain.
Game & Entertainment
In the gaming world, there is anticipation of a new experience where items can be traded across different games. In the entertainment sector, NFTs are emerging as trading cards for fan communities and as digital admission tickets.
Marketing
You can open up a new marketing channel by using NFTs to engage younger customers, build stronger connections with NFT-owning fans, and integrate blockchain into analytics.
Case Study

Japan Open Chain
G.U. Blockchain Cloud serves as the foundational infrastructure for the business-oriented public blockchain, Japan Open Chain.
Learn More→Frequently Asked Questions
QWhat is the recommended PC operating environment for G.U. Blockchain Cloud?
AThe service requires Windows 10 or Mac OS with compatible browsers including Google Chrome, Firefox, MS Edge, or Safari. Minimum 8GB RAM is needed. Smartphones and tablets are not supported.
QWhat kind of blockchain do you use?
AYou will be able to create Ethereum-base blockchain network by using B.C. Cloud.
QWhere can I find my initial Alloc Address?
AYour initial address is your wallet address. Please refer to the Lunascape Wallet documentation if you are using that service.
QWhat should I do when my license is not enough?
AIf you hold Owner status, you can purchase additional licenses to create networks. Non-owners should contact their organization account owner.
QHow is gas rate calculated when sending ETH?
AThe displayed rate estimates from the average of the last 10 actual transactions. Gas fees are variable—higher rates accelerate processing while lower rates extend transaction times.




