Japan Business Day
io.github.Rira365/japan-business-day
Japan business days & holidays (official Cabinet Office data). Free tool + x402 USDC paid tools.
Description as published in the official MCP registry.
Answers the MCP handshake and lists its tools. Checked 2026-10-05.
What we measured
| Endpoint | https://japan-business-day-api.matchan962.workers.dev/mcp | registry |
|---|---|---|
| Handshake | Answers the MCP handshake and lists its tools (622 ms) | our check, 2026-10-05 |
| Protocol version | 2025-11-25 | our check, 2026-10-05 |
| Tools (11) | is_business_day_free, is_business_day, add_business_days, list_holidays, payment_due_date, bank_value_date, jpx_trading_day, jpx_record_date, jpx_sq_date, japanese_koyomi, find_lucky_days_japan | tools/list, 2026-10-05 |
| Registry version | 1.0.0 · active · updated 2026-09-26 | registry |
Signed reports
No signed reports yet. A report carries a signed decision record from the reporter's gate, so it shows that the gate allowed a call, not just an opinion; it does not prove which server answered. How to file one.
Connect
claude mcp add --transport http japan-business-day https://japan-business-day-api.matchan962.workers.dev/mcpCommands are built from the registry entry. Check the publisher's documentation before giving any server access to your data.
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Agents can read this page as data: MCP endpoint https://openforallofus.com/api/mcp, tool get_tool with name io.github.Rira365/japan-business-day.