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MCP live MCP 2025-11-25 http

Shirabe Calendar API

r-yoshikawa/shirabe-calendar

Japanese calendar API for AI agents. Provides Rokuyo (六曜), Rekichu (暦注), Eto (干支), 24 Solar Terms, and fortune judgments for dates. Perfect for answering questions like "Is today a lucky day for a wedding?" or "When is the next Taian (大安)?". Supports both MCP and REST API.

Uptime
100.0%
1 direct probes · 30d
Response
86ms
last probe
Tools
5
callable
Resources
0
readable
Prompts
0
available
Primary URL
https://shirabe.dev/mcp

Tools · 5

lookup_calendar

Look up Japanese calendar information for a given date: Rokuyo (six-day cycle such as Taian/Butsumetsu), Rekichu (almanac notes), Eto (sexagenary cycle), 24 solar terms, and purpose-based auspiciousne…

normalize_japanese_address

Normalize a free-form Japanese address against the official Address Base Registry (ABR, all 47 prefectures). Returns the canonical form, structured components (prefecture/city/town/block/building), po…

split_japanese_name

Split a Japanese personal name into family and given parts using IPAdic person-name POS tags (with whitespace/length heuristics as fallback). Returns family, given, and a confidence score (0-1; warnin…

corporation_lookup

Look up a Japanese company by its 13-digit corporate number (法人番号) against the National Tax Agency (NTA) corporate-number registry. Returns the registered trade name, head-office address, change histo…

corporation_search

Search the Japanese corporate-number registry (National Tax Agency) by company name and return matching companies, each with its 13-digit corporate number (法人番号), registered name and address, plus man…

How to use

Add to your Claude Desktop / Cursor / Cline MCP config:

{
  "mcpServers": {
    "shirabe_calendar_api": {
      "url": "https://shirabe.dev/mcp",
      "transport": "http"
    }
  }
}