Tsubame Mobility Data🇯🇵
Road segment speeds and congestion for Japanese cities
5-minute average speeds and congestion levels on 1.9 million road links in 21 Japanese metro areas, aggregated from commercial fleet probes, with history since 2019.
Traffic data Free sampleDemo listing
- Coverage
- 1 country
- History
- Since 2019
- Refresh
- Real time
- Delivery
- REST API +2
from $2,500 / month
Published 2026-08-25