ARK Hills Front Tower
A 22-story mixed-use tower completed in 2011 in Akasaka, Minato City. Developed by Mori Building as part of its ARK Hills cluster, it stacks offices, residences, and retail on a hillside site midway between Roppongi-itchome and Akasaka stations.

- Use
- Office tower
- Area
- Minato City
- Completed
- 2011
- Floors
- 22 above ground, 1 below
- Height
- 98 m
- Developer
- Mori Building Co., Ltd.
- Architect
- Mori Building / Plantec Architects / Yamashita Sekkei
A Hillside Tower in the ARK Hills Cluster
On a sloping site in Akasaka, roughly equidistant between Roppongi-itchome Station and Akasaka Station, ARK Hills Front Tower completed in January 2011. The building rises 22 floors above ground and one below, reaching a height of 98.39 metres. Mori Building developed it in collaboration with Plantec Architects and Yamashita Sekkei. The name positions it as a “front” building within the broader ARK Hills development zone — an entry point to a cluster of Mori Building properties that have reshaped this patch of Minato City.
The tower combines offices, residences, and street-level retail in a single structure. Its glass and stone cladding presents a composed, restrained face that suits the relatively intimate scale of the Akasaka hillside. At 22 floors it sits below the heights of the neighbourhood’s most prominent towers, but its hillside position gives it a visual presence proportionally greater than its floor count alone would suggest.
One Node in a Larger Cluster
The ARK Hills story begins with ARK Mori Building, completed in 1986 as a landmark of Japan’s redevelopment era. From that anchor, Mori Building has steadily extended its footprint: ARK Hills Sengokuyama Mori Tower rose in 2012, and Izumi Garden Tower stands nearby as a related node in the same high-density corridor. Front Tower completed roughly a year before Sengokuyama Mori Tower, occupying the transitional period when this part of Akasaka was consolidating around a new generation of mixed-use buildings.
The tower’s dual access — to both the Namboku Line at Roppongi-itchome and the Chiyoda Line at Akasaka — makes it a relatively convenient base for office workers and residents who move between central Tokyo’s different business districts.
Summary
ARK Hills Front Tower, completed in January 2011, stands 22 floors and approximately 98 metres in Akasaka 2-chome, Minato City. Developed by Mori Building and designed in collaboration with Plantec Architects and Yamashita Sekkei, it weaves offices, residences, and shops into a single hillside building within the ARK Hills cluster. Walking the streets between Roppongi-itchome and Akasaka, Front Tower appears as one carefully considered piece of a larger urban puzzle that Mori Building has been assembling here for decades.
Staying in Akasaka or Roppongi? Rakuten Travel offers a wide selection of hotels throughout the area.
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References
- アークヒルズ フロントタワー - 森ビルプレスリリース(港区赤坂2-23-1・複合ビル)
- アークヒルズフロントタワー - office-navi.jp(竣工2011年1月・地上22階/地下1階・高さ98.39m)