How fast is the Internet speed in Yokohama JP?

We believe that it's a conflict of interest when Internet service providers operate their own speed tests. A third party opinion is necessary and the provider shouldn't be allowed anywhere near the process. When providers host their own speed tests they eliminate the variables that you're here to test. Namely the Internet route itself. This test is unbiased, it tests and grades all providers on the same criteria. They want you to think your connection is running perfectly... but is it really?

Yokohama Speed Test

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Other speed tests, especially tests offered by your Internet provider try to eliminate routing factors. This can make your connection appear faster than it really is. If you visit many websites in the North America, Europe, Australia or Asia the results returned here will be a more realistic representation of your useable connection. Truthfully, do you want to know how fast your connection is within your providers network or do you want to know how fast it is to the locations where the websites you visit are being hosted? is not a best case scenario connection test and will test your Internet under real world conditions. [read more]

Top ISP Rank

1Jupiter76.9 Mbps 100 Mbps 7 Mbps   7 clients took 184 tests recently
2So-net68.5 Mbps 66 Mbps 97 Mbps   74 clients took 14 tests recently
3So-net50.5 Mbps 50 Mbps 53 Mbps   13 clients took 17 tests recently
4Internet47.8 Mbps 37 Mbps 64 Mbps   20 clients took 10 tests recently
5ARTERIA41.3 Mbps 42 Mbps 40 Mbps   49 clients took 40 tests recently
6Biglobe33.5 Mbps 26 Mbps 49 Mbps   47 clients took 9 tests recently
7its28.1 Mbps 29 Mbps 26 Mbps   105 clients took 17 tests recently
8Asahi Net23.6 Mbps 26 Mbps 19 Mbps   37 clients took 52 tests recently
9Softbank BB21.2 Mbps 24 Mbps 17 Mbps   184 clients took 132 tests recently
10DTI20.3 Mbps 17 Mbps 37 Mbps   10 clients took 7 tests recently
11JPNE20 Mbps 22 Mbps 13 Mbps   17 clients took 15 tests recently
12au one net17.1 Mbps 16 Mbps 20 Mbps   138 clients took 69 tests recently
13Netforest,Inc.16.1 Mbps 51 Mbps 9 Mbps   4 clients took 12 tests recently
14VECTANT15.3 Mbps 6 Mbps 31 Mbps   24 clients took 16 tests recently
15SOFTBANK Corp.11.9 Mbps 2 Mbps 22 Mbps   9 clients took 6 tests recently
16NTT PC11 Mbps 7 Mbps 16 Mbps   36 clients took 5 tests recently
17So-net10.7 Mbps 8 Mbps 13 Mbps   29 clients took 6 tests recently
18Sony Network10.6 Mbps 11 Mbps 8 Mbps   75 clients took 41 tests recently
19Sony Computer9.2 Mbps 9 Mbps 9 Mbps   14 clients took 461 tests recently
20NTT8.7 Mbps 8 Mbps 18 Mbps   212 clients took 180 tests recently
21Fujitsu6.9 Mbps 6 Mbps 19 Mbps   15 clients took 11 tests recently
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Do you want to research connection speed of an Internet provider?'s Download Speed Test and Upload Speed Test log connection information to allow users to research real world Internet speed test results.'s speed test database stores information on millions of Internet connections. This tool can average connection speed for any Internet provider, country or city in the world. So you can easily average speed test results, compare maximum speeds, research logged results and find the fastest ISPs for JP.

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