japan-business-day-api.matchan962.workers.dev x402 offerings

Is the Tokyo Stock Exchange (JPX/TSE) open on a date? Returns closed reasons, next/previous trading day and the first/last trading days of the year (daihakkai/dainokai). 東京証券取引所の取引日と休場日を判定。

Is a given date a business day in Japan? Returns weekday/holiday status, official holiday name (JA/EN) and next/previous business day. Source: Cabinet Office of Japan. 日本の営業日判定、祝日名、次と前の営業日。

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. Verified against the National Astronomical Observatory of Japan. 日本の暦、六曜、和暦、二十四節気を取得。

List all Japanese national holidays (JA/EN names) for a year, from official Cabinet Office data. 日本の祝日一覧と祝日名。

Add or subtract N Japanese business days from a date (e.g. settlement date T+2, delivery ETA). Skips weekends and national holidays; optional bank calendar. 日本の営業日加算・減算、期限の日付計算。

When will a bank transfer in Japan be credited? Given the submission time, returns the value date under standard processing: same day if before the bank cutoff (default 15:00 JST) on a bank business day, otherwise the next bank business day (skips weekends, national holidays, Dec 31 - Jan 3). 日本の銀行振込の入金日と銀行営業日を計算。

Japanese equities dividend/shareholder-benefit schedule: from a record date (kenri kakutei-bi) returns the last cum-rights trading day and the ex-rights date under T+2 settlement, handling weekends and holidays. 日本株の権利確定日と権利付き最終売買日を計算。

Japanese payment terms calculator (shimebi/shiharaibi): e.g. 'month-end close, paid end of next month', shifted to the previous/next business day when the due date is a weekend or Japanese holiday. Supports bank calendar (Dec 31 - Jan 3). 日本の請求書の締め日と支払期日を計算。

Nikkei 225 futures/options SQ (special quotation) day for a contract month: 2nd Friday, moved earlier if a non-trading day, plus the last trading day. 日本の株価指数先物・オプションのSQ日を計算。

Find auspicious dates in Japan: list days in a range (up to 366 days) matching rokuyo (e.g. taian) and optional weekdays (e.g. sat,sun) - for scheduling weddings, moving, contract signing and ceremonies. 日本の大安など六曜に該当する日付を検索。