I-NET: Annex, Yokohama, Kanagawa

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199 Yamashitachō
Under Construction
New facility under construction
Operated by:

I-NET: Annex, Yokohama, Kanagawa

Year Planned: 2027

This facility operates as an expansion of existing data center infrastructure in Yokohama, specifically engineered to accommodate the high power and cooling demands of AI and graphics processing units. It functions as a connectivity hub that integrates private infrastructure with public cloud platforms, providing high-security space for enterprise system outsourcing and data management.

Map and Nearby Locations:

199 Yamashitachō
I-NET Corp. Sites
Nearby Facilities

Sites within 15 miles of I-NET: Annex, Yokohama, Kanagawa

Distance Site About
1.78 miles IDC Frontier: Kanagawa Yokohama
3.10 miles Mitsui: Kanagawa
Mitsui & Co., a Japanese conglomerate, invested ¥18 billion (approximately $121 million) to acquire a hyperscale data center.
4.06 miles Hyperscale Data Center Request Dataset
5.93 miles I-NET: Primary, Yokohama, Kanagawa
I-NET Corp.'s flagship data center campus in Totsuka Ward, Yokohama, comprising two purpose-built buildings operated since 2009 and 2013 as the core hub of the company's nationwide managed cloud and colocation network.
6.92 miles I-NET: Primary, Yokohama, Kanagawa 2
The second and larger of I-NET Corp.'s two inet primary buildings in Totsuka Ward, Yokohama, commissioned in 2013 to expand the company's flagship campus in response to growing managed cloud and colocation demand.
7.64 miles Digital Edge: Yokohama TY06
The TY06 (YCC North) facility is one of three buildings that make up Digital Edge's Yokohama Computer Center (YCC). The campus is located in Tsuzuki-ku, Yokohama, positioned 5.5 miles (9 kilometers) inland from Tokyo Bay.
7.65 miles Digital Edge: Yokohama TY04
Digital Edge's Yokohama Computer Center (YCC) is situated in Tsuzuki-ku, Yokohama, approximately 5.5 miles (9 kilometers) inland from Tokyo Bay. The campus comprises three buildings.
7.68 miles Digital Edge: Yokohama TY05
The TY05 (YCC East) facility is one of three buildings that make up Digital Edge's Yokohama Computer Center (YCC). The campus is located in Tsuzuki-ku, Yokohama, positioned 5.5 miles (9 kilometers) inland from Tokyo Bay.
8.59 miles NTT Yokohama 1
10.89 miles Equinix Tokyo TY1
10.89 miles INAP Heiwajima Ota-ku
10.99 miles Deft: Tokyo TY1
11.00 miles NTT TK8
13.33 miles Equinix Tokyo TY2
13.34 miles AT&T Tokyo NRT4
13.57 miles Equinix Tokyo TY8
13.63 miles Equinix Tokyo TY7
13.67 miles Hyperscale Data Center Request Dataset
13.68 miles Equinix Tokyo TY6
13.96 miles Equinix TY15
TY15 is located about 1km from Equinix TY6/TY7/TY8 data centers. A direct fiber connection to TY2 just 1.5km away makes this new IBX data center a premier connectivity site in Tokyo. The facility has an initial capacity of 1,200 cabinets.
14.22 miles Telecom Center Building
14.74 miles Telehouse: Tokyo Shibuya
The data center in Shibuya is inside a 15-story high-rise tower and a four-story low-rise tower with a massive 15,000 m2 of dedicated floor space.
15.10 miles Colt KVH Tokyo
15.41 miles Digital Edge: Shibuya (SDC)
The facility was acquired in 2021 as part of Digital Edge's US$230 million (JPY26 billion) purchase of five data center assets from Itochu Techno-Solutions (CTC).
15.45 miles Carrier-Neutral Data Center Request Dataset
Vantage plans another data center on 2.8 acres of land in Tokyo, Japan.
15.50 miles ESR Group: Ariake
This will be the company's fourth data center in Japan and second in Tokyo. Construction is scheduled to begin in Q2 2026, with operations expected to start by the end of 2028.
15.55 miles IDC Frontier: Tokyo Ariake
Tokyo Ariake Data Center is located in Tokyo Waterfront City, which has been developed as "a disaster-resilient city".
15.89 miles Equinix Tokyo TY11
16.02 miles NTT Tokyo No 11
16.02 miles AT TOKYO Central Tokyo
AT TOKYO’s 25 megawatts (MW) data center is located at the heart of Tokyo.
16.04 miles Keppel DC: Tokyo 1
Keppel expanded its data center portfolio in July 2024 by purchasing an existing facility in Tokyo for JPY 23.4 billion (approximately $144.8 million).
16.41 miles @Tokyo Chuo Center (CC1 & CC2)
16.47 miles Digital Edge: Otemachi TYO2
The facility was acquired in 2021 as part of Digital Edge's US$230 million (JPY26 billion) purchase of five data center assets from Itochu Techno-Solutions (CTC).
16.66 miles SKYY: Koto City
In 2020, AXA IM's data center division acquired a data center in Tokyo's Kota Ward for ¥22bn ($211m). The facility, built by SKYY Developments, spans 20,000 sq m (215,000 sq ft) and houses 2,560 data racks, making it one of Tokyo's largest facilities.
16.83 miles Mapletree: Tama-shi
Mapletree Industrial Trust has acquired a 98.47 percent stake in a Tokyo mixed-use property through a JPY14.5 billion ($99.5 million) deal with Nagayama Tokutei Mokuteki Kaisha.
16.83 miles IDC Frontier: Tokyo Nihombashi
17.16 miles Equinix Tokyo TY5
17.22 miles Equinix Tokyo TY3
17.23 miles MCC Mitaka: North Block
17.25 miles MCC Mitaka: South Block
17.26 miles NTT DATA Mitaka East (TK10)
17.32 miles NTT Mitaka West
17.45 miles Marunouchi
17.47 miles Telehouse: Tokyo Tama 5
KDDI's Tama 5 data center, which opened in July 2020, spans 14 stories and can accommodate 1,500 racks.
17.52 miles Vantage Tokyo (HND1)
Located in Sagamihara, the Tokyo campus will be comprised of 300,000 square feet (28,000 square meters) and will feature three multi-story, earthquake resistant facilities.
17.71 miles Digital Edge: TYO7
The facility is located less than 300m from the company’s existing TYO2 facility (formerly known as ComSpace I).
17.71 miles Telehouse: Tokyo Tama 1
KDDI's Tama Campus, which opened in 2008, consists of three data center buildings with a total capacity of 4,300 racks.
17.71 miles Hyperscale Data Center Request Dataset
17.71 miles Telehouse: Tokyo Tama 2
KDDI opened its second building at Telehouse Tokyo Tama in 2013, expanding its suburban data center campus.
17.75 miles Telehouse Tokyo Tama 3
17.76 miles ADA: TKW1 DC3
The planned facility is a part of ADA Infrastructure's Tokyo West Campus in Japan.
17.79 miles ADA: TKW1 DC2
In May 2024, Ada Infrastructure started construction on a second building at its Tokyo West campus in Japan.
17.81 miles NTT TK3
17.81 miles ADA Tokyo West 1
The campus will comprise three buildings, with Building 1 being a three-story facility spanning 8,700 square meters (93,650 square feet) on a 3,400-square-meter (36,600-square-foot) site.
17.86 miles Digital Edge: Comspace II (TY03)
TYO3 is conveniently located in the vibrant business district of Shinjuku with easy access to major transport
links.
17.89 miles Colt Shiohama
18.08 miles Marunouchi: Otemachi II
18.11 miles Flow Digital: Tokyo TK7
APAC data center firm Flow Digital Infrastructure has started work on a new campus in Tokyo that will comprise two buildings—TK7 and TK8.
18.11 miles NTT DATA Otemachi
18.12 miles Marunouchi: Otemachi I
18.14 miles Flow Digital: TK8
This facility will be part of Flow Digital's Tokyo Data Center Campus.
18.14 miles NTT Tokyo Otemachi Building
18.14 miles KDDI Tokyo Otemachi
18.17 miles Colt Ōtemachi
Colt Tokyo Otemachi Data Centre is located in Tokyo’s central business district
18.21 miles Equinix Tokyo TY4
18.22 miles NTT TK1
18.24 miles NTT TK4
18.46 miles Digital Edge: Comspace I (TY02)
Located next to Otemachi – the telecommunications hub of Tokyo – TYO2 is one of the most network dense carrier neutral data centers in the downtown area with access to significant dark fiber capacity.
18.56 miles Empyrion: Tokyo JP1
The facility will be AI-ready, span 21,000 sqm across five floors, and will be Tier III carrier-neutral with secured power.
18.57 miles INAP Koto-ku
18.65 miles IDC Frontier: Tokyo Fuchu
The facility has a gross floor area of 45,419 square meters and contains approximately 4,000 racks.
18.70 miles Goldman Sachs: Tokyo HND1
18.72 miles DayOne: Fuchu Intelligent Park
The plots cover a total area of 10,970 square meters (118,080 square feet), and the first phase is scheduled to begin operations in late 2026.
18.76 miles SoftBank: Tokyo 4
SoftBank Tokyo No. 4 provides a range of colocation services to businesses.
18.88 miles Telehouse: Tokyo Fuchu
The Telehouse Fuchu data center features earthquake-resistant construction on solid ground.
18.89 miles NTT TK2
19.10 miles Equinix Tokyo TY10
19.10 miles NTT TK9
19.12 miles Equinix Tokyo TY9
19.13 miles NTT TK12
19.14 miles NEC: Kanagawa 2
This facility is a part of NEC's Kanagawa Data Center Campus in Japan. The facility can handle densities of more than 20kW per rack.
19.15 miles Digital Edge: Tokyo TY01
The center is located in the Musashino plateau (Musashino gravel), built on an extremely Solid ground, resistant to natural and human disasters. Public-sector studies also affirm The location's disaster-resistance.
19.22 miles NEC: Sagamihara, Kanagawa
The first building of NEC's Kanagawa Data Center Campus was opened in January 2014 and hosts 3,000 racks.
19.35 miles NTT Tokyo 5
The facility is a 1-hour drive from Narita International Airport, and a 2-minute walk from the nearest train station
19.81 miles Hyperscale Data Center Request Dataset

I-NET: Annex, Yokohama, Kanagawa Data Center Photos (See all)

Operating Company

Operated by:

iNET Corp. provides integrated information technology services through its own data center facilities located in Japan. The company’s operations include the management of proprietary cloud platforms, system integration for the financial and public sectors, and managed services that cover the entire IT lifecycle from hardware maintenance to application development. Its infrastructure is designed to facilitate hybrid cloud environments by connecting corporate systems with major global cloud providers.

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