io.github.Rira365/japan-business-day

up checked 2026-11-12T06:37:43.137Z

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Publisher-provided title

Japan Business Day

Publisher-provided description

Japan business days & holidays (official Cabinet Office data). Free tool + x402 USDC paid tools.

Summary by lookupd

Computes Japanese business days, holidays, bank value dates, TSE trading days, and payment due dates; some tools are paid per call via x402.

Install

Claude Code, remote (streamable-http)

claude mcp add --transport http japan-business-day https://japan-business-day-api.matchan962.workers.dev/mcp

Codex, remote (streamable-http)

codex mcp add japan-business-day --url https://japan-business-day-api.matchan962.workers.dev/mcp

Cursor, remote (streamable-http) → .cursor/mcp.json

{
  "mcpServers": {
    "japan-business-day": {
      "url": "https://japan-business-day-api.matchan962.workers.dev/mcp"
    }
  }
}

Other clients: docs. Or tell your agent: Set up lookupd for me: read https://lookupd.com/agent.md and follow it.

Tools (11 tools)

Publisher-provided text

• is_business_day_free FREE: check whether a date between today and 90 days ahead (JST) is a business day in Japan. Official Cabinet Office holiday data, supports bank calendar (Dec 3
• is_business_day Check whether a date is a business day in Japan (official Cabinet Office holiday data). Returns holiday name (JA/EN) and next/previous business day. Price: $0.0
• add_business_days Add or subtract N Japanese business days from a date (settlement T+N, delivery ETA). Price: $0.01 USDC via x402.
• list_holidays List Japanese national holidays for a year with JA/EN names. Price: $0.01 USDC via x402.
• payment_due_date Japanese payment terms (shimebi/shiharaibi) calculator, e.g. month-end close paid end of next month; shifts to the previous/next business day on weekends/holida
• bank_value_date When will a Japanese bank transfer be credited? Returns the value date under standard processing (same day before the cutoff, default 15:00 JST, on a bank busin
• jpx_trading_day Is the Tokyo Stock Exchange (JPX) open on a date? Next/previous trading day, first/last trading day of the year. Price: $0.005 USDC via x402.
• jpx_record_date Japanese stocks: last cum-rights trading day and ex-rights date for a dividend/benefit record date (T+2 settlement, holiday-aware). Price: $0.01 USDC via x402.
• jpx_sq_date Nikkei 225 futures/options SQ day and last trading day for a contract month (2nd Friday, moved earlier on holidays). Price: $0.01 USDC via x402.
• japanese_koyomi Japanese traditional calendar for a date: rokuyo (taian/butsumetsu lucky days), Reiwa era date, lunisolar date, 24 solar terms. Price: $0.005 USDC via x402.
• find_lucky_days_japan Find auspicious Japanese dates: days in a range matching rokuyo (e.g. taian) and optional weekdays (e.g. sat,sun) for weddings, moving, contracts. Price: $0.01

Details

• Version: 1.0.0
• Transports: streamable-http
• Uptime (7 days): 100%
• Median latency: 497 ms
• First indexed: 2026-11-01T09:15:10.228Z
• Last seen in registry: 2026-11-01T09:15:10.228Z

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• Last crawl: 2026-11-12T21:38:23.067Z
• API base: https://api.lookupd.com
• MCP URL: https://api.lookupd.com/mcp