The answer
Gachi Data API — Japan Station & Accessibility Data
Top verified match: it matches your intent, it is the official vendor server, corroborated across multiple registries.
fresh · published 56d ago · verified 2026-08-08tested · static-verifiedsigned passport ✓score 53/100
Runners-up
- app.netlify.japan-data-mcp/japan-data-mcp47/100 · weaker match
- Shirabe Japan Data Hub47/100 · weaker match
- io.github.Izyuusya/japan-data-mcp35/100 · weaker match