STT Tokyo 1

Name: STT Tokyo 1
Address: within Goodman Business Park, Inzai City, 270-1369, JP

within Goodman Business Park, Inzai City, 270-1369, JP

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Metro: Tokyo, JP Country: Japan Region: Asia

Colocation space

60,000

m²

Power capacity

32 MW

STT Tokyo 1 opened on 25 June 2025, the first Japanese data centre ST Telemedia Global Data Centres has built and the first of two buildings on its campus at Kaguro-Minami 2 Chome in Inzai City, Chiba. The building takes up to 32 MW when fully fitted, and the pair together are designed for up to 70 MW across 60,000 sq m of gross floor area, on an estate Goodman developed and owns. Inzai lies on the Chiba side of Greater Tokyo, roughly 40 km from the city centre, and holds much of the region's large-footprint capacity. STT GDC sells colocation, connectivity and support here to cloud providers, financial institutions, content platforms and Japanese enterprises. STT Tokyo 2 carries the same street address.

Facility Specifications

Site information

Colocation space: 60,000 m2 gross floor area across the two-building campus
Power capacity: Up to 32 MW; campus up to 70 MW

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Quote request for: STT Tokyo 1 view facility

Location

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Frequently asked questions

When did STT Tokyo 1 begin operating?

25 June 2025, per ST Telemedia's launch announcement. It is the operator's first data centre in Japan.

How large is the STT campus at Inzai City?

Two buildings totalling 60,000 sq m of gross floor area and up to 70 MW, of which STT Tokyo 1 accounts for up to 32 MW when fully operational.

Who owns the estate STT Tokyo 1 stands on?

Goodman, whose business park in Inzai City hosts the campus. ST Telemedia operates the data centre buildings themselves.

Which customers is STT Tokyo 1 built for?

Global cloud service providers, financial services institutions, content platforms and Japanese enterprises, in the operator's own framing of the launch.