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Japan Neighborhoods vs LocalGov.jp

Same instrument, two spec sheets — measured, not claimed.

APIJapan NeighborhoodsHEALTHY99LocalGov.jpHEALTHY81
Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms1171274
P95 · ms7321718
Authnonenone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearyes
Data licenseUnverifiedCC BY 4.0 (attribution: "via LocalGov.jp")
Free tierFree — limits not publishedFree — all endpoints currently free (per llms.txt)
Rate limitUnpublished30 req/window · 29 remaining
In directory since2026-07-052026-07-05
operationalpartialdownno data

Japan Neighborhoods vs LocalGov.jp: common questions

Which is more reliable, Japan Neighborhoods or LocalGov.jp?

Both are neck-and-neck — Japan Neighborhoods and LocalGov.jp each measure 100% uptime over 90 days on our probe schedule. Reliability here is verified from our own scheduled checks; use the 30-day bars above to see which has been steadier lately.

Which is faster, Japan Neighborhoods or LocalGov.jp?

Japan Neighborhoods has the lower median latency in our checks — Japan Neighborhoods responds in 117 ms versus LocalGov.jp at 1274 ms (P50). Tail latency (P95) is in the table above; for most workloads the median is the number that shapes how the API feels.

Do Japan Neighborhoods and LocalGov.jp need an API key?

Neither needs a paid key — Japan Neighborhoods is callable with no signup, and LocalGov.jp is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call Japan Neighborhoods and LocalGov.jp from the browser?

Yes — both Japan Neighborhoods and LocalGov.jp send CORS headers over HTTPS, so front-end code can fetch either directly with no backend proxy. That makes them easy to swap in a client-side app while you compare responses.

Are Japan Neighborhoods and LocalGov.jp free for commercial use?

Japan Neighborhoods has unclear commercial terms, and LocalGov.jp allows commercial use on its free tier. We track service terms and the data license as separate fields — see the Commercial use and Data license rows above, and confirm both before shipping either in a paid product.