MCP servers for Codex CLI

Ground elevation in metres anywhere in Japan via GSI DEM. Free elevation tool.

Resolve Japanese food names to nutrition facts. All 2,538 foods from Japan's official tables.

JPY exchange rates and conversions.

Ministry of the Environment WBGT heat-stress forecasts for Japan.

MHLW list of medical institutions in Japan accepting foreign patients, by language. Tracks changes.

Ministry of Finance Japanese Government Bond reference yields.

Full-text search of all current Japanese laws (official e-Gov data), down to exact article text.

Search Japanese statutes via the e-Gov Law API. Free law_search tool.

National Diet Library catalogue search.

Japanese national exam and result dates as published by MHLW, with tracked date changes.

NHK News RSS headlines by category.

Search Japan's National Diet records (1947-present): statements, Q&A, and debates with citations.

Resolve Japanese 〒 postcodes to prefecture, city and town.

Japan public data: corporate numbers, registered support organizations, government bid notices.

Japanese national holidays calendar.

Tamper-evident daily ledgers of 12 Japanese public-data domains, with cross-ledger entity search.

Japan NTA qualified invoice issuer status of corporations by T-number. Records daily changes.

Japan real estate data: transactions, land prices, vacancy, hazard, zoning & more.

Average processing days of Japan residence applications per status, from ISA's published PDFs.

Nutrition facts for 24,000+ menu items of 100+ Japanese restaurant chains, with sources.

Turn coordinates into Japanese municipality names via GSI. Free reverse_geocode tool.