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TypeScript
🤖 AI/LLM
Updated today
AI-native REST API + MCP server for Japanese calendar (rokuyo/暦注/kanshi/24 solar terms) with purpose-specific auspicious-day judgments. OpenAPI 3.1, GPTs Actions, Claude Tool Use, Gemini Function Calling ready. 日本の暦APIを天文学的精度で。
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Quick Install
Copy the config for your editor. Some servers may need additional setup — check the README.
Claude Desktop
Claude Code
Cursor
Add to claude_desktop_config.json:
{
"mcpServers": {
"shirabe-calendar-api": {
"command": "npx",
"args": [
"-y",
"techwell-inc-jp/shirabe-calendar-api"
]
}
}
}
📋 Copy
Run in terminal:
claude mcp add shirabe-calendar-api npx -y techwell-inc-jp/shirabe-calendar-api
📋 Copy
Add to .cursor/mcp.json:
{
"mcpServers": {
"shirabe-calendar-api": {
"command": "npx",
"args": [
"-y",
"techwell-inc-jp/shirabe-calendar-api"
]
}
}
}
📋 Copy
README Excerpt
> 日本の暦(六曜・暦注・干支・二十四節気)と用途別吉凶判定を、**天文学的精度**で返す **AIネイティブREST API + MCPサーバー**。姉妹 API: [Shirabe Address API](https://github.com/techwell-inc-jp/shirabe-address-api)(日本住所正規化、abr-geocoder 公式エンジン API 化、**2026-05-01 リリース**)。 > Japan's calendar (rokuyo, rekichu auspicious days, kanshi, 24 solar terms) and purpose-specific auspicious-day judgments, served with **astronomical precision** as an **AI-native REST API + MCP server**. Sister API: [Shirabe Address API](https://github.com/techwell-inc-jp/shirabe
Tools (16)
INTERNAL_ERROR INVALID_API_KEY INVALID_DATE INVALID_PARAMETER RATE_LIMIT_EXCEEDED categories code date exclude_weekdays filter_rekichu filter_rokuyo find_best_days get_calendar_range get_japanese_calendar limit purpose
Topics
ai-agent auspicious-days chatgpt claude cloudflare-workers function-calling hono japan japanese-calendar japanese-calendar-api kyureki lucky-days lunar-calendar mcp mcp-server