Japan Content Token, also known as JaCKet, is developing a blockchain middleware platform that will provide a variety of services to assist clients in leveraging distributed ledger technology. The JaCKet network is powered by the Ethereum-based JCT token.

Nethereum is an open source .NET integration library for Ethereum. It is designed to help developers easily integrate the Ethereum blockchain into their .NET applications. It consists of modular libraries for features that are covered are writing smart contracts, cryptographic wallets, DApps, and managing blockchain data.

Sakura Bloom is a Japanese company that is developing a blockchain-based rewards network. It will allow businesses to create customer loyalty programs that are cross-site and cross-platform compatible. Consumers are not restricted to using their rewards with just one merchant, and can redeem them in different ways. The network is powered by the SKB token.