Japan Business Calendar MCP

io.github.donniertf-hub/jp-business-calendar-mcpVersion 1.0.0

Japanese business days, holiday checks and invoice due dates for your AI agent.

Status

Responds163 msNov 14, 2026, 14:49 UTCAnswered our handshake without sign-in.

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Last checked: Nov 14, 2026, 14:49 UTC
Latency: 163 ms
Remotes responding: 1 of 1
Sign-in: No sign-in
Hosting: Hosted outside the EU (detected)
Registry data as of: Nov 14, 2026, 22:14 UTC

Data from the official MCP Registry, checked by run.zero. How we check

Connect

Streamable HTTP

https://jp-business-calendar-mcp.donniertf.workers.dev/mcpResponds163 msNov 14, 2026, 14:49 UTC

No sign-in

Claude Code

claude mcp add --transport http jp-business-calendar-mcp https://jp-business-calendar-mcp.donniertf.workers.dev/mcp

Claude Desktop and claude.ai

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Settings > Connectors > Add custom connector
Name: jp-business-calendar-mcp
Remote MCP server URL: https://jp-business-calendar-mcp.donniertf.workers.dev/mcp

Cursor

{
  "mcpServers": {
    "jp-business-calendar-mcp": {
      "url": "https://jp-business-calendar-mcp.donniertf.workers.dev/mcp"
    }
  }
}

VS Code

code --add-mcp '{"name":"jp-business-calendar-mcp","type":"http","url":"https://jp-business-calendar-mcp.donniertf.workers.dev/mcp"}'

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Tools

4 tools

Tools of Japan Business Calendar MCP
	Description		Read-only	Idempotent	Open world
`business_days`PRO. Add/subtract N Japanese business days from a date.	PRO. Add/subtract N Japanese business days from a date.	Not declared	Not declared	Not declared	Not declared
`due_date`PRO. Invoice due date: start + N calendar or business days.	PRO. Invoice due date: start + N calendar or business days.	Not declared	Not declared	Not declared	Not declared
`next_holidays`FREE. Next 3 Japanese public holidays and whether today is a business day.	FREE. Next 3 Japanese public holidays and whether today is a business day.	Not declared	Not declared	Not declared	Not declared
`year_planner`PRO. Full holiday list from the dataset.	PRO. Full holiday list from the dataset.	Not declared	Not declared	Not declared	Not declared

Details

Registry status: Active
Published: Oct 29, 2026
Updated: Oct 29, 2026
Website: https://jp-business-calendar-mcp.donniertf.workers.dev/⁠ (opens in a new tab)
Repository: https://github.com/donniertf-hub/uk-mcp-fleet⁠ (opens in a new tab)
Categories (suggested): CommunicationSuggested categories are assigned automatically from the registry text and may be wrong. Verified operators can correct them.
GDPR: Not declared

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