Japan Public Holidays MCP

io.github.donniertf-hub/jp-holidays-mcpVersion 1.0.0

Japanese national holidays calendar.

Status

Responds127 msNov 14, 2026, 14:49 UTCAnswered our handshake without sign-in.

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

Streamable HTTP

https://jp-holidays-mcp.donniertf.workers.dev/mcpResponds127 msNov 14, 2026, 14:49 UTC

No sign-in

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

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

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

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

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3 tools

Tools of Japan Public Holidays MCP
	Description		Read-only	Idempotent	Open world
`is_holiday`PRO. Check whether a YYYY-MM-DD date is a Japanese public holiday.	PRO. Check whether a YYYY-MM-DD date is a Japanese public holiday.	Not declared	Not declared	Not declared	Not declared
`next_holidays`FREE. Next 5 Japanese public holidays from today.	FREE. Next 5 Japanese public holidays from today.	Not declared	Not declared	Not declared	Not declared
`year_list`PRO. All holidays in the dataset (typically current + next year).	PRO. All holidays in the dataset (typically current + next year).	Not declared	Not declared	Not declared	Not declared

Registry status: Active
Published: Oct 29, 2026
Updated: Oct 29, 2026
Website: https://jp-holidays-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