ISPs in Japan

On this page you will find a list of ISPs offering Internet access in Japan ordered by the highest Download speed.

Our database also tracks coverage where those providers have been observed to provide a service.

Japan speed test
Browse by ISP we track coverage
Provider Name Download Speed Number of Tests
@Home Network Japan
110.62 Mb/s 59224
au one net
211.75 Mb/s 149664
205.01 Mb/s 66884
283.09 Mb/s 110889
K-Opticom Corporation
103.47 Mb/s 45532
229.31 Mb/s 253871
Rakuten Mobile Network
18.11 Mb/s 73001
Softbank BB
151.14 Mb/s 214062
285.15 Mb/s 97580
199.7 Mb/s 53971
Average results in Japan

132.78 Mb/s

Download Speed

111.03 Mb/s

Upload Speed

Total speed tests in Japan
What is a speed test result in Japan?

Results based on tests in last 6 months (from 12.11.2020 to 12.05.2021).