For Immediate Release
Mori’s Hills Facilities Raise Contribution to Tokyo’s Greenery
Average Green Coverage Rate Rises to 37.9%, up 4.1% (0.9 ha) since 2006
Tokyo, June 17, 2015—Mori Building, a leading urban developer, announced today that the fiscal 2014
version of its annual survey of green coverage at its nine Hills-series urban complexes in Tokyo found thatgreenery as a percentage of total site area rose to 37.9%, up 4.1% (0.88 hectares), since 2006, the first year of
the survey. The rate is significantly higher than the 21.8% average in Minato Ward*, where the complexes arelocated, convincing evidence of Mori Building’s
growing contribution to the greening of Tokyo.
* Survey of Greenery in Minato-ward (8th ed.), March 2012.

Hills facility greenery is not only aesthetically pleasing,it also helps to ease Tokyo’s heat-island phenomenon.
During the daytime, surface temperatures of green
areas are some 5 to 15 degrees Celsius cooler thanareas with little or no greenery (see image).
Thermal image of Ark Hills
Facility (Opened)

Total Site Area

Ark Hills(1986)
Akasaka TameikeTower (2000)
Atago Green Hills(2001)
Motoazabu Hills(2002)
Roppongi Hills(2003)
Holland Hills(2004)
Omotesando Hills(2006)

FY2006
Green coverage area

Rate

FY2014
Green coverage areaRate

4.96ha1.86ha37.54%

2.17ha43.75%

0.57ha0.24ha41.40%

0.26ha46.01%

3.85ha1.71ha44.43%

1.92ha49.97%

1.23ha0.55ha44.32%

0.63ha50.92%

9.59ha2.54ha26.53%

2.75ha28.72%

0.36ha0.08ha22.19%

0.09ha25.38%

0.61ha0.17ha28.42%

0.20ha33.69%

8.03ha(B) / (A)37.90%(A)(B)
21.17ha(B)(B) / (A)7.15ha

33.80%

Up 0.88ha
Up 4.1％Mori Building leverages its core redevelopment concept, known as Vertical Garden Cities, to create
environmentally friendly urban sites that coexist with nature. By building upwards rather than outwards,
Mori Building develops open spaces and rooftops featuring lush greenery.
Moving forward, Mori will continue to develop green urban centers as part of its Ecological Network, which isconnecting new and existing green areas in Tokyo to steadily enhance the city’s beauty, livability andenvironmental friendliness.

Inquiries from international mediaRutsuko Nakajima or Masashi Nonaka, Weber Shandwick
Tel: +81-90-9006-2769/+81-80-1037-7879
Email: moribldg@webershandwick.com

1For Immediate Release
Reference 1: Wild Birds Seen in Selected Hills Facilities
Mori Building’s Hills facilities also provide habitats for numerous living creatures. Within the green areas
created by Roppongi Hills and Ark Hills, for example, some 30 different species of wild birds have been
confirmed, including the Japanese pigmy woodpecker or varied tit, which normally are found only in Tokyo’slargest parks.

2For Immediate Release
Reference 2: Green Coverage and Related Effects at Selected Hills Facilities■Ark Hills
Inaugurated in 1986 as the Japan’s first major urban redevelopment project led by a
private company, Ark Hills has played a representative role in sustaining Tokyo’secosystem. The site features seven principal landscaped areas, collectively called ArkGardens. According to the survey, Ark Hills’ green coverage rate jumped from 23.3%(1.15ha) in 1990 to 43.8% (2.17ha) in 2014, now encompassing almost all parts of thesite except for buildings and public spaces.

Ark Hills

Near doubling of green coverage at Ark Hills between 1990 and 2014

Thermal image of Ark Hills in 2014

■Atago Green Hills
Atago Green Hills blends the rich nature of Atago Hills with two modern
high-rises and three traditional temples. The area is a green link between theImperial Palace and Hibiya Park on one side and Shiba Park on the other. Greencoverage grew 4.6% to 50.0% in 2014, expanding the green area between thesite and Atago Shrine as an oasis for escaping summer heat.

Toranomon Hills

Atago Green Hills

Change in green coverage at Atago Green Hills between 1990 and 2014

Thermal image of Atago Hills in 20143

For Immediate Release■Roppongi Hills
Roppongi Hills, located in the heart of Tokyo, offers rich greenery in lushly vegetatedspaces including Mohri Garden. Green coverage at Roppongi Hills continues toexpand, thanks in part to ever-growing Japanese zelkovas lining Keyaki-dori street
and Somei Yoshino cherry trees on Sakura-zaka slope. Mori Building organizes
workshops and site tours by throughout the year to explain the beneficial effects ofgreenery at its Hills facilities.

Roppongi Hills

Change in green coverage at Roppongi Hills between 1990 and 2014

Thermal image of Roppongi Hills in 2014

Two Hills facilities launched after 2006 were also surveyed. Despite the lack of 2006-comparative data, thetwo facilities are further additions to Mori Building’s strong overall contribution to the greening of Tokyo.

Facility (Opened)
Ark Hills
Sengokuyama MoriTower (2012)
Toranomon Hills(2014)

Total Site Area

FY2014
Green coverage areaRate

1.95ha0.62ha31.90%

1.71ha0.42ha24.75%■Toranomon Hills
Inaugurated in July 2014, Toranomon Hills is a 6,000-square-meter urban center
where visitors can enjoy spacious grass areas, the sound of a rushing creek andthe seasonal beauty of trees throughout the year. Toranomon Hills wasawarded an AAA rank, the highest offered by the Japan Habitat Evaluation andCertification Program, which assesses initiatives to protect and restore
biodiversity. The thermal image (below) taken in August 2014, shows how
Toranomon Hills is helping to counter the heat-island phenomenon in Tokyo.

4For Immediate Release

Toranomon Hills

Atago Green Hills

Green coverage at Toranomon Hills in 2014

Thermal image of Toranomon Hills in 2014

Reference 3: Ecological Network
Having a seamless greenery loop at the heat of the city is thought to have an impact in easing heat-island
phenomenon or recovering ecosystem. Our major Hills facilities form a part of the Ecological Network that
corresponds to Tokyo Metropolitan Government’s basic plan for environment.

Existing green areas
New green areas (to be developed)
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