japan-gyousei-data

Run `npx skills add naoterumaker/japan-gyousei-data --all -g -y` in your terminal to install this skill globally.

You can search three sources: real estate transaction prices from the Ministry of Land, public procurement bids from the government tender portal, and official statistics like population and GDP from e-Stat.

No. All data is fetched through a public MCP server, so no API key or registration is required. You only need curl, jq, and an internet connection.

Ask in plain language, such as requesting Osaka property prices, and the skill queries official transaction data by prefecture, city, year, and quarter.

Yes. It follows the standard SKILL.md format, so it runs in OpenClaw and other compatible agents, and the included shell script also works standalone.