Japan

The Netflix ISP Speed Index is a measure of prime time Netflix performance on particular ISPs (internet service providers) around the globe, and not a measure of overall performance for other services/data that may travel across the specific ISP network.

ISP Leaderboard - April 2017

Rank ISP Speed Mbps Previous Mbps Rank Change Type
Fiber Cable DSL Satellite Wireless
1 KDDI Fiber 4.41 4.30 No change

Fiber

2 UCOM 3.91 3.82 No change

Fiber

3 eo Hikari (K-Opticom) 3.90 3.74 No change

Fiber

DSL

4 J:COM 3.70 3.61 No change

Cable

DSL

5 Softbank - Fiber 3.59 3.48 +1

Fiber

6 Tokai Communications 3.54 3.42 +4

Fiber

DSL

7 iTSCOM 3.54 3.46 No change

Fiber

Cable

DSL

8 OCN (NTT Com) 3.49 3.45 No change

Fiber

DSL

9 NIFTY 3.48 3.29 +3

Fiber

DSL

10 VECTANT 3.46 3.53 -5

Fiber

11 Asahi Net 3.43 3.44 -2

Fiber

DSL

12 IIJ 3.41 3.29 +1

Fiber

DSL

13 So-net 3.33 3.31 -2

Fiber

DSL

14 Freebit 2.92 2.97 No change

Fiber

DSL

15 BIGLOBE 2.91 2.87 No change

Fiber

DSL

16 Softbank - DSL 2.83 2.76 +1

DSL

17 KDDI Cable/DSL/Wireless 2.71 2.64 +1

Cable

DSL

Wireless

18 NTTPC InfoSphere 2.65 2.86 -2

Fiber

DSL

ISP Data