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Attribution & Licenses

Japan Places API is derived from OpenPOI data. This page lists all upstream sources and their licenses, per OpenPOI's attribution page.

Our License for Derived Signals

Free Tier: CC BY 4.0

Paid Tier (x402 micropayments)

Upstream Data Sources & Licenses

POI Data

Overture Maps Places (Meta, Microsoft, PinMeTo, Krick, RenderSEO, DAC, BrightQuery)

Overture Maps Places (Foursquare)

Overture Maps Places (AllThePlaces)

Japan Food Facilities (81 municipal/ministry sources)

National Land Numeric Information - Railway Data (N02)

Census Boundary Data (e-Stat)

Postal Code Data (Japan Post)

Address Base Registry (Digital Agency)

Registry Office Maps (MOJ)

Block-level Location Reference (MLIT)

Geolonia Japanese Addresses

Foursquare NOTICE.txt (Apache-2.0 §4b Requirement)

© 2026 Foursquare Labs, Inc. All rights reserved. The Foursquare OS Places dataset (the "Data") is licensed under the Apache License, Version 2.0 (the "License"). You may not use, modify, or distribute the Data except in compliance with the License. As set forth more fully in the License, if you use, modify, or distribute the Data, you must: - provide recipients with a copy of the License. - if applicable, include prominent notices to the extent you've changed the Data. - preserve attribution to Foursquare, including preserving the full content of this NOTICE.txt file. To ensure appropriate attribution to Foursquare, we recommend the following: - if using/distributing the Data in flat file form as-is or after making changes/modifications: include this NOTICE.txt file, which may be modified to include an additional notice of your changes/modifications, if any. - if using/distributing the Data in API form as-is or after making changes/modifications: include a copy of the content from this NOTICE.txt file prominently in your developer documentation for such API, which may be modified to include an additional notice of your changes/modifications, if any. You may obtain a copy of the License at: http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable law or agreed to in writing, the Data distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License. We also encourage you to join our Placemaker community where you can contribute and provide suggestions to improve the accuracy of the Data for future releases for yourself and others. --- 【Changes Made by Japan Places API (Apache-2.0 §4b + Foursquare NOTICE)】 Japan Places API has performed the following modifications to Foursquare-derived data within Overture Maps Places: - Cross-source deduplication and normalization (name/address matching with Japan Food Facilities, etc.) - Coordinate consolidation across multiple records for the same entity - Derived signal computation: municipality census, quality scores, station catchment, chain detection, aliveness index - This notice is included in our developer documentation per Apache-2.0 §4(b) and Foursquare NOTICE.txt requirements.

Per-Record Attribution in API Responses

Each POI record in our signals includes:

Example:

{
  "id": 12345,
  "name": "Example Cafe",
  "licenses": ["CDLA-Permissive-2.0", "CC BY 4.0"],
  "attributions": [
    "Overture Maps Foundation, overturemaps.org",
    "国土数値情報(鉄道データ) 国土交通省"
  ]
}

Contact

For licensing questions: Contact Form