30 tools for Japanese data: address, furigana, transit, Diet, holidays, weather, corporate registry
Japan Data MCP is an MCP integration. 30 tools for Japanese data: address, furigana, transit, Diet, holidays, weather, corporate registry.
The published npm package is @mameta/japan-data-mcp, version 1.1.0. Its declared MCP transport is stdio.
The package declares EVM_PRIVATE_KEY: Private key of a USDC-funded wallet used to pay per-call x402 fees. Optional: without it the server starts and lists all tools, but paid tool calls return a 'payments disabled' error..
Check the maintainer’s instructions for account access, authentication and the supported client configuration. Once connected, inspect the tools your client receives and try a small task that matches the server’s stated purpose. The registry description does not include a verified, complete tool list.
View the publisher’s registry entry · Project repository · Project website. This profile uses version 1.1.0 from the registry. Registration identifies the publisher namespace; it does not establish that this is a first-party integration for every service it connects.
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| Variable | Description | Required |
|---|---|---|
| EVM_PRIVATE_KEY | Private key of a USDC-funded wallet used to pay per-call x402 fees. Optional: without it the server starts and lists all tools, but paid tool calls return a 'payments disabled' error. | Optional |
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Weather forecasts from 7Timer. No key required.