Peering in Japan from JPNAP perspective

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1Copyright©2018 INTERNET MULTIFEED CO. All Rights Reserved.
• NTT Laboratories
• Research on IPv6,
Internet operation,
electronic money, and
software engineering

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Tokyo
Osaka
292G
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Copyright©2018 INTERNET MULTIFEED CO. All Rights Reserved. 2
Total: 1.29Tbps

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Internet World Stats
https://www.internetworldstats.com/stats3.htm
https://www.internetworldstats.com/stats6.htm

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10 2 2 1 12 1 1
10 0
• , ,
data from the Ministry of
Internal affairs and
Communication,
Japanese Government
thousand people (kbps/subscriber)
broadband subscribers upload traffic per subscriber download per subscriber

1 1 0 01 0 2 20
0 2
•
0
500
1000
1500
2000
2500
0
50,000,000
100,000,000
150,000,000
200,000,000
250,000,000
Jun-10
Sep-10
Dec-10
Mar-11
Jun-11
Sep-11
Dec-11
Mar-12
Jun-12
Sep-12
Dec-12
Mar-13
Jun-13
Sep-13
Dec-13
Mar-14
Jun-14
Sep-14
Dec-14
Mar-15
Jun-15
Sep-15
Dec-15
Mar-16
Jun-16
Sep-16
Dec-16
Mar-17
Jun-17
Sep-17
Mobile Subscribers and download/upload traffic
number of mobile subscribers average upload traffic (Gbps) everge download traffic (Gpbs)

• -
0
500
1000
1500
2000
2500
0
0.5
1
1.5
2
2.5
Jun-10
Nov-10
Apr-11
Sep-11
Feb-12
Jul-12
Dec-12
May-13
Oct-13
Mar-14
Aug-14
Jan-15
Jun-15
Nov-15
Apr-16
Sep-16
Feb-17
Jul-17
Mobile traffic increasing ratio
average upload traffic (Gbps)
everge download traffic (Gpbs)
download traffic increasing ratio
0
2
4
6
8
10
0
0.5
1
1.5
2
2.5
Jun-10
Oct-10
Feb-11
Jun-11
Oct-11
Feb-12
Jun-12
Oct-12
Feb-13
Jun-13
Oct-13
Feb-14
Jun-14
Oct-14
Feb-15
Jun-15
Oct-15
Feb-16
Jun-16
Oct-16
Feb-17
Jun-17
Download traffic per subscriber and its
increasing ratio
download traffic per subscriber (kbps)
traffic per subscriber increasing ratio

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6
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A
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D
NTT
KDDI &
Electric
Power
Company
CATV
OCN
Fibers
ISP Yahoo!
BB
So-net Nifty
68% 19% 13%
Others
Share of Fibers

• 1 . . 1 . . 1 1 .
• . 1 . .
OCN
21%
Plala
7%
Yahoo!BB
11%
Biglobe
9%au one net
5%
@nifty
3%
So-net
9%
Others
29%
EO
6%
NTT Group:
28%
Softbank Group:
11%
KDDI Group: 14%
• Historical background
• 1985: Liberalization of Telecom
market, NTT became private
company
• Hard competition in telephone
market and leased line market
• 1994 commercial ISP started
• 1996 NTT started ISP business
Broadband Subscriber Share in Japan 2016
from Multimedia Research Institute

• 1 9 33 1 2 1
• 1 9 9 21 3 9 9 9 1
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1993 1995 1997 1999 2001 2003 2005 2007 2009 2011 2013 2015 2017
•
•
JPNAP Tokyo
JPNAP Osaka
JPIX Tokyo
Academic
(NSPIXP)
Commercial
(JPIX)
Commercial
(JPNAP)
Commercial
(BBIX)
1997
NSPIXP1
Commercial
(Equinix)
Dix-ie(Tokyo)
NSPIXP3 (Osaka)
NSPIXP2(Tokyo)
JPIX Osaka
BBIXTokyo
BBIXOsaka
EIE Tokyo
EIE Osaka
2004
2001
2002
2003
2003
2007
2013
1993
1994

• ,)
l )( )
l ) ,
l ,
l B
– B
– ,)
– A ,)

JPIX JPNAP BBIX EIE (Equinix)
Commercial, Neutral Commercial, Neutral Commercial, Neutral Commercial, Neutral
KDDI group NTT/IIJ group Softbank group US company
Tokyo
ASN 153 135 143 88
Traffic 850G 998G Not Disclosed Not Disclosed
Osaka
ASN 40 40 22 14
Traffic 240G 292G Not Disclosed Not Disclosed

IX
(or PNI)
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– : :
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Almost same as other countries

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Tokyo
Osaka
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Dec-07 Dec-12 Dec-17
Networks per region/country
JP AP NA/EU
0%
10%
20%
30%
40%
50%
60%
70%
80%
90%
100%
Percentage of networks per region/country
JP AP NA/EU
1.65
1.43

• 1 7 7 1
– 2
– 2
• 0 7 0 7 : 71 1 7 2
– 72 1 7
– 1 1 1 72 1 2
Network per region/country
JP AP NA/EU
0%
10%
20%
30%
40%
50%
60%
70%
80%
90%
100%
Percentage of networks per region/country
JP AP NA/EU
1.36
1.57

• ,
– / / , / ,
Numbers of Networks per type
content/cloud/cdn/dc transit eyeball
0%
10%
20%
30%
40%
50%
60%
70%
80%
90%
100%
Share of networks per type
1.65
1.43

•
Numbers of Networks per type
0%
10%
20%
30%
40%
50%
60%
70%
80%
90%
100%
Share of networks per type
1.36
1.57

• 1 0 0 0/ 7 1 7
– 0 0 7 0 /
– 0 0/ /0
• 1 0 2
Capacity per region
JP AP NA/EU
0%
10%
20%
30%
40%
50%
60%
70%
80%
90%
100%
Capacity share per region
JP AP NA/EU
2.08
4.99

• 1 / / :1
– 2 : :
– 2 : :
• 7 1: 0 /: 2 71 1 / / 0 :
Capacity per region
JP AP NA/EU
0%
10%
20%
30%
40%
50%
60%
70%
80%
90%
100%
Perentrtage of Capaity per region
JP AP NA/EU
1.83
5.87

•
–
Capacity per network type
0%
10%
20%
30%
40%
50%
60%
70%
80%
90%
100%
Capacity share per network type
2.08
4.99

•
•
Capacity per network type
0%
10%
20%
30%
40%
50%
60%
70%
80%
90%
100%
Capacity share per network type
1.83
5.87

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