# Japan Data

> 30 tools for Japanese data: address, furigana, transit, Diet, holidays, weather, corporate registry

## Facts
- Page: https://tashan.sh/capability/pkg-mameta-japan-data-mcp
- tashan id: pkg:@mameta/japan-data-mcp
- Source: https://github.com/Mameta29/japan-data-mcp
- npm: https://www.npmjs.com/package/@mameta/japan-data-mcp
- Type: npm
- Category: data
- tashan score: 47.0 / 100
- Adoption: 25.0
- Upkeep: 55.0
- Freshness: 91.0
- Evidence coverage: 100% of the inputs this score can use
- Health: active
- Instruction depth: not yet graded
- npm downloads: 62/week
- Official: no

## Install

```sh
claude mcp add japan-data -- npx -y @mameta/japan-data-mcp
```

## Security audit
- Known advisories: 0
- Install-time script: none declared
- Build provenance: not attested
- Declared permission surface: network

Permissions are read from DECLARED dependencies only. Nothing is executed, so an empty result means "nothing declared", never "nothing possible".

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Measured 2026-08-04 by tashan (https://tashan.sh) from public evidence. Scorer s5.