Blockchain
Tokyo Subchain
A Regional Subchain with validators in Tokyo. Mainnet is live, chain ID 50321, and its testnet is chain ID 50383.
The Tokyo Subchain is a Regional Subchain with validators colocated in Tokyo, near the matching engines of other trading venues. Assets and settlement stay connected to the Global L1.
| Region | Asia-Pacific |
| Chain ID | 50321 |
| Currency | SOMI |
| RPC | https://api.tokyo.infra.mainnet.somnia.network |
| Block time | 100 ms, final on inclusion |
| Chain ID (testnet) | 50383 |
| Testnet RPC | https://api.hideki.infra.testnet.somnia.network/ |
| Status | Mainnet live since 29 October 2026 |
eth_getLogs on the Tokyo mainnet RPC accepts at most 1,000 blocks per query, which is 100 seconds of chain at 100 ms blocks. Multicall3 is at its canonical address, 0xcA11bde05977b3631167028862bE2a173976CA11.
Bridged tokens
SOMI and these tokens reach Tokyo mainnet over Hyperlane warp routes. Each address below is the token's warp router on Tokyo. SOMI's router is 0x1709C8635F838C50f80AF623AF365543B8cD927B on both Global and Tokyo.
| Token | Address on Tokyo |
|---|---|
| USDso | 0xcEa80aEb6ed4Ed526d71f34EfED047904C0e387a |
| WETH | 0xd2F22d1D7e3689c79FD8892EDaeb2BC1b5AaCDd8 |
| WBTC | 0xF844a072282e2E715F84c971A5aCc4F8E40D8B91 |
| USDC.e | 0xb8ceA44875c3D3b84804D6b025faEfBD2e8Fe3AE |
| USDT | 0xfA58446F441F2feae71272B088F10543e350Fd6e |
Tokens also move between the Global testnet and the Tokyo testnet over the Somnia Bridge. See Network info for the full network details.