| find_law_article | Find a specific article in Japanese law (ULTRA SMART & FAST)
Supports 16+ major laws with direct mapping for instant access.
Handles complex patterns like 条の2, 項, 号 automatically.
Args:
law_name: Law name (e.g., "民法", "会社法", "憲法")
article_number: Article number (e.g., "192", "325条の3", "第9条第2項")
ctx: FastMCP context for logging and progress reporting
Returns:
Dict with found article content and legal analysis metadata
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| search_laws | Search Japanese laws with smart filtering
Args:
law_title: Law title (partial match)
law_type: Law type (Act, CabinetOrder, etc.)
law_num: Law number (partial match)
limit: Maximum results (1-500)
offset: Starting position
ctx: FastMCP context for logging
Returns:
Dict with search results
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| search_laws_by_keyword | Full-text keyword search in Japanese laws
Args:
keyword: Search keyword (required)
law_type: Law type filter (optional)
limit: Maximum results (1-20)
ctx: FastMCP context for logging
Returns:
Dict with search results
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| get_law_content | Get law content (optimized per API spec with size limits)
Args:
law_id: Law ID
law_num: Law number
response_format: "json" or "xml"
elm: Element to retrieve (currently disabled due to API 400 errors)
ctx: FastMCP context for logging
Returns:
Dict with law content. For large laws (>800KB), returns summary with recommendation to use find_law_article for specific articles.
Note:
- elm parameter is currently disabled due to e-Gov API 400 errors
- Large laws like Company Law (会社法) will return a summary instead of full text
- Use find_law_article tool for specific article searches in large laws
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| batch_find_articles | Batch find multiple law articles efficiently
Args:
law_article_pairs: JSON string with law-article pairs, e.g. '[{"law":"民法","article":"192"},{"law":"憲法","article":"9"}]'
ctx: FastMCP context for logging
Returns:
Dict with batch results and performance stats
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| prefetch_common_laws | Prefetch commonly accessed laws for better performance
Args:
ctx: FastMCP context for logging
Returns:
Dict with prefetch results and cache status
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| get_cache_stats | Get current cache statistics and performance metrics
Args:
ctx: FastMCP context for logging
Returns:
Dict with detailed cache statistics
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| clear_cache | Clear specified cache or all caches
Args:
cache_type: Cache type to clear ("all", "law_lookup", "law_content", "article")
ctx: FastMCP context for logging
Returns:
Dict with clear operation results
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