How many datacentres has SIREN mapped on Earth? · Which AI datacentre countries have SIREN pages? · Which AI datacentre countries has SIREN mapped?
How many datacentres has SIREN mapped in Japan?
126 sites in Japan as mapped in OpenStreetMap on 2026-10-10. This page counts map objects carrying a datacentre tag. It does not count every datacentre that exists. A dense country is a country somebody mapped.
Asia · Eastern Asia · JP · file dated 2026-10-15 05:25:14 UTC. © OpenStreetMap contributors.
Cities named most often in this extract: 印西市 (4), 青梅市 (3), 江東区 (1), 渋谷区 (1).
Operators named most often: NTT (28), IDCフロンティア (8), KDDI (8), AirTrunk (3), Equinix (3), Digital Edge (2), MCデジタル・リアルティ (2), NTT docomo (2).
Which named sites has SIREN mapped in Japan?
- @Tokyo Chuo Center (CC1 & CC2)
- ２Ａ棟
- ２Ｂ棟
- ２Ｃ棟
- Ada Infrastructure TKW1-1
- Ada Infrastructure TKW1-2
- Americable Datacenter
- Colt Shiohama
- Colt 京阪奈データセンター
- CTC Kobe
- Equinix
- Equinix
- Equinix
- Equinix Tokyo TY11
- Equinix Tokyo TY5
- Equinix TY3
- Google 印西データセンター
- KAGOYA データセンター A棟
- KAGOYA データセンター B棟
- Karakida 1 Building
- KDDI
- KDDI
- KDDI
- KDDI
- KDDI
- KDDI
- KDDI千倉海底線中継所
- Keppel Tokyo Data Centre 1
- MCデジタル・リアルティ NRT10
- MCデジタル・リアルティ NRT12
- NEC神戸システムセンター
- netXDC
- Next-MIC DataCenter
- node/12182279465
- node/12500332318
- node/12500429890
- node/12504065381
- node/12506545229
- node/12511899058
- node/12511899059
Showing 40 of 126, announced and under construction first, then operating, by name. The full set is on How many datacentres has SIREN mapped on Earth?.
Which older scored stories name Japan?
Kept in the permanent archive after they left the live window. Still scored stories — not a forecast.
- He began with Physical Science. Now, IIT Madras student explores AI research in Japan 32.5
- IMF-World Bank meetings, Anthropic's Singapore office, Japan auto show 35.7
- AI bubble? Nvidia is now bigger than Japan, but valuation looks modest 35.5
- Japan’s Sumitomo Bakelite expands China chip packaging materials output amid AI boom 18.1
- UK-Japan science and technology Joint Committee: joint statement 15.1
- Meta bans ByteDance ads and paid marketing, plus third-party campaigns linking to TikTok, in the US, Canada, Egypt, Indonesia, Japan, Thailand, and Vietnam (Bloomberg) 29.7
- Dell, Jera, and UK-based Rhaelm partner to build a $15B, 400MW off-grid AI data center and gas power plant near Tokyo, set to begin operations around 2028 (Financial Times) 28.8
Which older AI stories has SIREN kept in the archive?
What questions do people actually ask?
How many datacentres has SIREN mapped in Japan?
126 sites in Japan as mapped in OpenStreetMap on 2026-10-10 (126 operating, 0 under construction, 0 announced). This is a count of OpenStreetMap objects, not every datacentre that exists.
Which named sites has SIREN mapped in Japan?
40 named sites listed here of 126 in the file. Announced and under construction first, then operating, by name — map objects, not a national ranking.
Which older scored stories name Japan?
Kept in the permanent archive after they left the live window. Still scored stories — not a forecast.
Which other countries are in the same subregion?
Other countries in Eastern Asia that clear the same mapped-site gate, each linking How many datacentres has SIREN mapped in that country?
Does SIREN rank Japan for AI risk?
No. Activity tempo, not probability of harm. A country page counts mapped datacentre sites and matching headlines — not a national AI ranking or doom score.
Which other countries are in the same subregion?
Search-shaped directory: Which AI datacentre countries has SIREN mapped?.