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 - January 2017

Rank ISP Speed Mbps Previous Mbps Rank Change Type
Fiber Cable DSL Satellite Wireless
1 KDDI Fiber 4.22 4.26 No change

Fiber

2 UCOM 3.77 3.85 No change

Fiber

3 eo Hikari (K-Opticom) 3.75 3.79 No change

Fiber

DSL

4 VECTANT 3.56 3.71 No change

Fiber

5 Tokai Communications 3.52 3.53 +4

Fiber

DSL

6 J:COM 3.51 3.54 +1

Cable

DSL

7 OCN (NTT Com) 3.49 3.56 -1

Fiber

DSL

8 Softbank - Fiber 3.49 3.56 -3

Fiber

9 Asahi Net 3.41 3.46 +1

Fiber

DSL

10 IIJ 3.41 3.53 -2

Fiber

DSL

11 NIFTY 3.40 3.36 +2

Fiber

DSL

12 iTSCOM 3.37 3.44 No change

Fiber

Cable

DSL

13 So-net 3.34 3.45 -2

Fiber

DSL

14 BIGLOBE 3.20 3.26 No change

Fiber

DSL

15 Freebit 3.03 3.11 No change

Fiber

DSL

16 NTTPC InfoSphere 2.92 3.04 No change

Fiber

DSL

17 KDDI Cable/DSL/Wireless 2.81 2.85 No change

Cable

DSL

Wireless

18 Softbank - DSL 2.72 2.83 No change

DSL

ISP Data