Japan Public Holidays

Japanese national holidays calendar — next holidays and date checks for your AI agent.

For payroll, scheduling, travel and commerce agents. Free: next 5. Pro: date check and full list.

Tools

• next_holidays (free) — FREE. Next 5 Japanese public holidays from today.
• is_holiday (Pro) — PRO. Check whether a YYYY-MM-DD date is a Japanese public holiday.
• year_list (Pro) — PRO. All holidays in the dataset (typically current + next year).

Live free example

next_holidays {}

{
  "today": "2026-10-16",
  "next_5": [
    {
      "date": "2026-11-03",
      "name": "文化の日"
    },
    {
      "date": "2026-11-23",
      "name": "勤労感謝の日"
    },
    {
      "date": "2027-01-01",
      "name": "元日"
    },
    {
      "date": "2027-01-11",
      "name": "成人の日"
    },
    {
      "date": "2027-02-11",
      "name": "建国記念の日"
    }
  ],
  "pro": "Full year, date check, holiday name search: https://jp-holidays-mcp.donniertf.workers.dev/buy",
  "disclaimer": "Japanese public holidays via holidays-jp community JSON (Cabinet Office schedule). Confirm for payroll against official notices."
}

Connect (MCP)

Add https://jp-holidays-mcp.donniertf.workers.dev/mcp to Claude, Cursor or any MCP client (Streamable HTTP, no login for the free tier). Subscribers pass access_token or Authorization: Bearer.

Important

Japanese public holidays via holidays-jp community JSON (Cabinet Office schedule). Confirm for payroll against official notices.

Data sources & licences

• holidays-jp API (https://holidays-jp.github.io/) based on Cabinet Office schedules

For AI agents

llms.txt · server card · pricing.json · POST /checkout → checkout URL · GET /token?session_id= → access token.

More Japan data MCPs

Save with Japan bundles: jp-mcp-bundles · GitHub hub.

Contact & cancelling

Questions, refunds or cancelling: dmorrisonwebdesign@gmail.com. Run by Donnie Morrison, UK. Payments by Stripe; we never see card details.