Japan Data Center WatchFacilities and plans in Japan
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PUBLIC EVIDENCE / JAPAN

Read Japan's data centers through evidence.

A source-backed watch of facilities and development plans, built from official releases, public records, and reporting.

Browse facilitiesRead the methodology
A data center campus and transmission lines in Japan
Facilities and gridPublic data
Latest news
朝日新聞デジタル「ビジネス創出できる」データセンター誘致企業代表が講演 秋田市日本経済新聞秋田市長「GX企業誘致を積極展開」 データセンター構想など議会説明FNNプライムオンラインAIデータセンターへの投資検討 UAE駐日大使が秋田市訪問 沼谷市長 ...AAB秋田朝日放送AIデータセンター建設計画の視察でUAE大使が秋田に 秋田市は熱烈 ...FNNプライムオンライン秋田市の「AIデータセンター」建設計画 県内経済と雇用創出に ...読売新聞オンライン「秋田をAI最先端都市に」国内最大規模のデータセンター建設計画 ...日本経済新聞秋田に日本最大級AIデータセンター　建設費2兆円、UAEが投資へ朝日新聞デジタル秋田にAIデータセンター計画 UAEが投資方針、大使は現地視察へ
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The public register today

See every published facility and plan by its current status.

Published facilities73Open the facility mapOperational51Announced16Under construction2
Open data with a source trail

Source type and evidence level stay attached to each facility.

NATIONWIDE MAP

Where the activity is

Compare facility locations and current status across Japan.

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Dashed markers indicate municipality reference points, not exact facility locations.

Open the facility map

Recent activity

Follow the changes from first announcement to operation in a simple timeline.

View all activity

Read one map three ways

Location is only the start. Status and evidence stay visible beside it.

Status

Separate announced plans, prior consultation, construction, and operation.

Evidence

Show the source type and evidence level for every published facility.

Location

Distinguish precise coordinates from municipality reference points.

Make the signals easier to see.

A public register for the facts communities need to follow change with care.

Open the public register