JP Data (Japanese Public Business Data) runs on your own machine — the client starts it, so there is no endpoint to ping. Last commit 5 Aug 2026.
Japanese open-data MCP server: corporate-number validation, zengin bank codes, national holidays
Nothing serious here today
Today is the operative word: we check JP Data (Japanese Public Business Data) every 15 minutes and re-read its code on every release. Watch it and you find out the day that stops being true.
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JP Data (Japanese Public Business Data) — questions
Answers built from our own checks of this server.