PASAR API

🇯🇵 data.go.jp ~ Japan open data catalog

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A CKAN-based cross-government catalog (relaunched 2023 under the Digital Agency); it indexes datasets that each live at their own URLs rather than being one unified data API.

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# data.go.jp ~ Japan open data catalog is a free portal hosting multiple APIs.
# Browse the available endpoints at:
# https://www.data.go.jp/

AI prompt

data.go.jp ~ Japan open data catalog (Digital Agency of Japan) is a free Japan data portal with multiple APIs. Docs: https://www.data.go.jp/

Source: Digital Agency of Japan (https://www.data.go.jp/)
Source type: Official portal or provider docs
Endpoint type: Portal or multi-endpoint API
Integration difficulty: Choose endpoint
Last checked: 2026-07-05
Production caveat: Pick the exact endpoint first. Portal datasets can vary by format, parameters, access rules, and coverage.

Help me pick the right endpoint for my use case, verify access/format/coverage, and fetch it without assuming every dataset is copy-paste-ready.

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