# About Data
This application uses the following data.
- Public Transportation Open Data Center (opens new window)
- Mapbox (opens new window)
- OpenStreetMap (opens new window)
- Japan Meteorological Agency Precipitation Nowcast (opens new window)
- Haneda Airport Flight Course (opens new window)
The source of the public transportation data in this application is the Public Transportation Open Data Center. They are based on the data provided by the public transportation operators. The accuracy and integrity of the data are not guaranteed. Please do not contact the public transportation operators directly regarding the content of this application.