Connects Claude to Japan's official government data through e-Stat (national statistics), the Corporate Number API (company registry), the Qualified Invoice Issuer API (tax registration), and the Real Estate Information Library. You get fourteen tools total: search and compare regional statistics across 1,700+ municipalities with automatic code-to-name conversion (13000 becomes Tokyo), look up corporations and their invoice registration status by name, pull real estate transaction prices by area and year, and generate regional profiles combining population, economic, and labor data. Designed for regional analysis and comparison work where you need verified Japanese government data without manually parsing statistical codes or managing prefecture hierarchies yourself.
claude mcp add --transport stdio izyuusya-japan-data-mcp -- uvx japan-data-mcp