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 - May 2018

Rank ISP Speed Mbps Previous Mbps Rank Change Type
Fiber Cable DSL Satellite Wireless
1 au Hikari (KDDI) 3.96 4.03 No change

Fiber

2 Softbank - Fiber 3.64 3.71 No change

Fiber

3 UCOM 3.52 3.56 No change

Fiber

4 eo Hikari (K-Opticom) 3.41 3.45 No change

Fiber

5 Tokai Communications 3.30 3.34 No change

Fiber

DSL

6 OCN (NTT Com) 3.22 3.29 +2

Fiber

DSL

7 J:COM 3.21 3.29 No change

Cable

DSL

8 So-net 3.19 3.22 +3

Fiber

DSL

9 iTSCOM 3.19 3.29 -3

Fiber

Cable

DSL

10 Asahi Net 3.17 3.24 -1

Fiber

DSL

11 IIJ 3.15 3.23 -1

Fiber

DSL

12 VECTANT 3.08 3.02 +1

Fiber

13 BIGLOBE 3.05 3.15 -1

Fiber

DSL

14 NIFTY 2.57 2.59 No change

Fiber

DSL

15 KDDI Cable/DSL/Wireless 2.46 2.46 +1

Cable

DSL

Wireless

16 NTTPC InfoSphere 2.42 2.49 -1

Fiber

DSL

17 Freebit 2.26 2.37 No change

Fiber

DSL

18 Softbank - DSL 1.97 1.98 No change

DSL

ISP Data