Japan Business Day API
Japanese traditional calendar for a date: rokuyo (taian/butsumetsu... lucky days used for weddings, funerals, contracts), Japanese era (Reiwa) date, old lunisolar calendar date incl. leap months, 24 solar terms (sekki) and year eto. Verifie
Go to this service →Our latest check (2026-10-11)
- Answering
- Yes — valid x402 payment terms
- Time to answer
- 952 ms
- Price
- $0.005 per call
- Paying buyers, last 30 days
- 4 (directory's own records)
- Paid calls, last 30 days
- 4
- Category
- Unclassified
- Address
- https://japan-business-day-api.matchan962.workers.dev/v1/koyomi
Accuracy
Accuracy scores are published once a seller has enough paid checks against an independent record (at least 7 scored answers over at least 7 days). Until then no score is shown, and a missing score is never a pass.
For agents
This page as JSON: /sellers/ee7236bbd9f7.json. Paid lookup by address: GET /api/seller?resource=… ($0.001, x402).