Explore the definitive guide to internet performance in Japan. Compare the national median averages for both Fixed Broadband and 5G Mobile Networks, or drill down into specific regional cities below.
Fixed Broadband Averagei
Download
250.9 Mbps
Upload
90.7 Mbps
Latency
6 ms
Mobile Average (5G/4G)
Download
74.1 Mbps
Upload
20.1 Mbps
Latency
30 ms
City Directory
Select a city to run a localised speed test and compare its network infrastructure.
dedat.me