# Japan Open Chain Mainnet Subgraphs

Query indexed Japan Open Chain Mainnet data through GraphQL Subgraphs.

[Create account](https://platform.graphops.xyz/auth/register)[Network reference](https://docs.graphops.xyz/subgraphs/networks)

Chain ID

81

CAIP-2 ID

eip155:81

Network type

Mainnet

Services

Subgraphs

## GraphOps services on Japan Open Chain Mainnet

One API key from your organization can include every service you use, and all of them draw from the organization's credit balance.

### Subgraphs

Query any Subgraph that The Graph Network serves on Japan Open Chain Mainnet by Deployment CID or Graph Network Subgraph ID. Managed indexing does not run on Japan Open Chain Mainnet.

Manifest network

joc

[GraphOps Subgraphs](https://graphops.xyz/services/subgraphs/) [Subgraph network reference](https://docs.graphops.xyz/subgraphs/networks)

## Japan Open Chain Mainnet network details

Use these identifiers to name Japan Open Chain Mainnet in requests, manifests and package configuration.

EVM chain ID

81

CAIP-2 network ID

eip155:81

Network type

Mainnet

Subgraph manifest network

joc

Other network names

evm-81 joc-mainnet

Block explorer

[explorer.japanopenchain.org](https://explorer.japanopenchain.org/)

## Pricing

Usage on Japan Open Chain Mainnet draws credits at the same rates as on every other network. Your monthly plan sets the price per credit.

[Size a plan and estimate your usage](https://graphops.xyz/pricing/)

[Live pricing: plan prices, extra credits and every usage rate](https://graphops.xyz/pricing.md)

## Japan Open Chain Mainnet questions

What is the Japan Open Chain Mainnet chain ID?

Japan Open Chain Mainnet is a mainnet with EVM chain ID 81. Its CAIP-2 network ID is eip155:81.

Which network name do Japan Open Chain Mainnet Subgraphs use?

Subgraphs that index Japan Open Chain Mainnet declare network: joc in their manifest.

Can GraphOps index my own Subgraph on Japan Open Chain Mainnet?

No. Managed indexing does not run on Japan Open Chain Mainnet. You can query the Subgraphs that The Graph Network serves on it.

## Related networks

[All supported networks](https://graphops.xyz/networks/)

- [Testnet · Chain ID 10081

### Japan Open Chain Testnet

eip155:10081

- Subgraphs

View Japan Open Chain Testnet](https://graphops.xyz/networks/japan-open-chain-testnet/)

- [Mainnet · Chain ID 1

### Ethereum Mainnet

eip155:1

- RPC  · archive, tracing

- Subgraphs  · managed indexing

- Substreams

View Ethereum Mainnet](https://graphops.xyz/networks/ethereum-mainnet/)

- [Testnet · Chain ID 11155111

### Ethereum Sepolia

eip155:11155111

- RPC  · archive

- Subgraphs  · managed indexing

View Ethereum Sepolia](https://graphops.xyz/networks/ethereum-sepolia/)

- [Mainnet · Chain ID 100

### Gnosis

eip155:100

- RPC  · archive

- Subgraphs  · managed indexing

View Gnosis](https://graphops.xyz/networks/gnosis/)

## Start building on Japan Open Chain Mainnet.

Create an organization, choose your monthly credits, then create an API key that includes the services you need.

[Create account](https://platform.graphops.xyz/auth/register)[Discuss your project](https://graphops.xyz/contact/#enterprise)