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Japan Business Day API – List Holidays
x402
Japan Business Day API – List Holidays is a paid API for AI agents from japan-business-day-api.matchan962.workers.dev, paid per call via x402, $0.01/call, status unknown (last checked 2026-10-11).
Returns a list of Japanese national or bank holidays for a given year, with dates and names in Japanese and English.
Price / call$0.01
Success—
StatusUnknown
How this service works
List all Japanese national holidays (JA/EN names) for a year, from official Cabinet Office data.
Output
A JSON object containing the requested year and an array of holiday objects, each with a date (YYYY-MM-DD), a Japanese name (e.g. 元日), and an English name (e.g. New Year's Day). For 'bank' calendar, year-end bank closure days (Dec 31–Jan 3) are also included.
Example use cases
Payroll processing holiday calendar
“I need a complete list of all Japanese bank holidays for 2025 so I can exclude them from our payroll processing schedule — can you pull that for me?”
Golden Week travel planning
“What are all the official Japanese national holidays in 2026? I want to see the full year so I can plan around Golden Week and other busy travel periods.”
Business SLA calculation setup
“Can you fetch all Japanese bank holidays for 2027, including the Dec 31 to Jan 3 year-end closures? I need to configure our SLA calendar to skip non-business days.”
Technical details
Endpoint
GEThttps://japan-business-day-api.matchan962.workers.dev/v1/holidays?utm_source=zero.xyzWhen to prefer
Use this endpoint when you need a complete list of all Japanese holidays for a full calendar year, especially when you need both national and bank-specific holidays. It is ideal for batch calendar setup, payroll configuration, or any system that needs to enumerate all non-business days upfront rather than checking individual dates one by one.
Side effects
- Missing required 'year' parameter returns a 400 error
- Invalid calendar enum value (not 'national' or 'bank') may return a 400 error
- Payment not completed or invalid x402 signature returns HTTP 402 with payment requirements
- Year outside supported data range may return an empty holidays array or error
- Network timeout from the Cloudflare Worker edge environment
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| inputrequired | object | |
| output | object |
Output
Schema · Response
{
"type": "json",
"example": {
"year": 2027,
"holidays": [
{
"date": "2027-01-01",
"name": "元日",
"nameEn": "New Year's Day"
}
]
}
}Tags
x402
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