Internet Speed in Japan

Take a speed test and compare download, upload and ping to other results in Japan.

Broadband Internet Providers results based on real users tests performed through ethernet or Wi-Fi connection.

Mobile Internet Providers results based on real users tests performed in mobile apps through 3G, 4G or 5G connections.

How do we create the statistics?

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Broadband Internet in Japan

In the fourth quarter of 2024, the fastest broadband internet in Japan was provided by J:COM with an average download speed of 182,6 Mb/s. The highest data upload speed was achieved by So-net (187,2 Mb/s). The lowest ping was recorded with the So-net at 19 milliseconds.

Internet Provider download [Mb/s] upload [Mb/s] ping [ms]
J:COM 182,6 56,2 28
So-net 175,4 187,2 19
Biglobe 110,9 169,2 23
K-Opticom 103,0 111,7 42
au 102,2 101,3 32
SOFTBANK 79,9 74,8 37
Rakuten Mobile 34,6 20,4 49
All ISP 92,8 88,8 40

Mobile Internet in Japan

During the same quarter, the fastest mobile internet in Japan was delivered by SoftBank with an average download speed of 67,6 Mb/s. The highest data upload speed was recorded with the Rakuten Mobile operator (20,9 Mb/s). The lowest ping was observed with the SoftBank at 38 milliseconds.

Internet Provider download [Mb/s] upload [Mb/s] ping [ms]
SoftBank 67,6 14,0 38
Au 66,4 11,7 40
Rakuten Mobile 61,0 20,9 43
Japan Communication 41,1 7,3 118
IIJ 24,1 10,1 113
K-Opticom 22,0 6,4 59
All ISP 53,2 12,3 56

Internet Speed in main cities of Japan

Check internet speed in selected Japan's cities:

Internet Speed worldwide

Check internet speed worldwide.