PlugRail Japanese Calendar
dev.plugrail/jp-calendar
Japanese holiday and business-day calculations using official Japan Cabinet Office data.
Description as published in the official MCP registry.
Answers the MCP handshake and lists its tools. Checked 2026-10-04.
What we measured
| Endpoint | https://jp-calendar.plugrail.dev/mcp | registry |
|---|---|---|
| Handshake | Answers the MCP handshake and lists its tools (1,425 ms) | our check, 2026-10-04 |
| Protocol version | 2025-11-25 | our check, 2026-10-04 |
| Tools (4) | is_holiday, list_holidays, add_business_days, business_days_between | tools/list, 2026-10-04 |
| GitHub stars | 0 | github.com/plugrail/servers |
| Last push | 2026-10-01 | GitHub API |
| Licence | MIT | GitHub API |
| Registry version | 0.1.1 · active · updated 2026-07-11 | registry |
Signed reports
No signed reports yet. A report carries a signed decision record from the reporter's gate, so it shows a real call went through, not just an opinion. How to file one.
Connect
claude mcp add --transport http jp-calendar https://jp-calendar.plugrail.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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Badge for your README
Shows the result of our latest check and links back to this page.
[](https://openforallofus.com/tools/dev.plugrail/jp-calendar)Agents can read this page as data: MCP endpoint https://openforallofus.com/api/mcp, tool get_tool with name dev.plugrail/jp-calendar.