Environmental Initiatives

Environmental Initiatives through Real Estate Investment

Understanding and Reducing Environmental Risks in Investment Decisions and Monitoring

Regarding due diligence for new investments, NBF obtains an understanding of environmental and social risks by utilizing external experts and uses this information in its investment decisions. Periodic monitoring of environmental and social risks is conducted for existing properties under management as well and initiatives that provide opportunities for reducing risks and increasing property value are carried out, e.g., expert building assessments such as "Energy Efficiency Walkthroughs".

Co-Existence with the Mitsui Fudosan Group in Redevelopments

The environmental load and environmental risks of the portfolio are reduced through investing in properties with excellent environmental performance that were redeveloped by the Mitsui Fudosan Group under the co-existence model with the Mitsui Fudosan Group.

Promoting LED lighting

For the purpose of reduction of CO2, improvement in asset value by green building initiatives and meeting tenants’ needs, promotion of LED lighting (tenant areas and common areas) is being carried out.

Status of promotion of LEDs (private and common areas)

Percentage of lighting fixtures converted to LED* 45%

  • Aggregated by number of fixtures

Consideration to biodiversity

NBF has taken biodiversity into consideration by protecting the precious natural environment in urban areas, creating and protecting greenery and biotopes that are in harmony with the surrounding environment.
G-BASE TAMACHI provides a variety of plants, mainly native species, precious green space for workers and community, as well as providing café and benches.
IIDABASHI GRAND BLOOM provides a greening ratio of 40% in total and, mitigates the heat island effect and creates a lush green landscape in harmony with the surrounding nature.

The sponsor, Mitsui Fudosan Co., Ltd. from which G-BASE TAMACHI and IIDABASHI GRAND BLOOM were acquired, joined the Keidanren Committee on Nature Conservation, and acquired some environmental certifications such as Association for Business Innovation in Harmony with Nature and Community (ABINC) at the time of development. For details on the efforts of the Mitsui Fudosan Group, please refer to “biodiversity”

Introduction of Renewable Energy

NBF promotes the reduction of CO2 through the utilization of renewable energy in solar generation.
NBF has intoroduced ”FIT Non-Fossil Fule Certificate Electricty”.

Reuse and Recycle of Water

NBF reduces the consumption of tap water, equipped with facilities for reusing rainwater and greywater, and by renewal of sanitary equipment with high water-saving performance.

Introducing of Energy Management System

NBF has introduced management systems (BEMS, etc.) to measure the energy efficiency of building facilities and to achieve energy-saving and an optimal indoor environment. NBF also works on improving efficient energy utilization by using smart meters to monitor electricity consumption and other details as well as providing feedback to tenants.

Environmental Initiatives in Collaboration with Tenants

NBF is advancing collaborative initiatives with tenant companies to reduce the environmental load of office buildings.

Holding of Sustainability Events for Tenants and Distributing Sustainability Guides

Through activities such as distributing sustainability guides to tenants to promote energy conservation activities within buildings and holding "water sprinkling events" in collaboration with tenants which result in heat island countermeasures and energy conservation, NBF conducts initiatives to increase the environmental awareness of tenant companies.

Introduction of Green Lease

A green lease is an initiative in which both building owner and tenant promote environmental consideration through a building lease agreement.
NBF has concluded green lease agreements concerning retrofits for the following properties upon obtaining understanding of tenant companies, switching over the lighting of areas exclusively occupied by tenant to LED and such.

Properties with green lease agreements concluded

【Kowa Nishi-Shinbashi Bldg.B】

Environmental Initiatives in Collaboration with Business Partners

Collaboration with NBF Office Management

NBF Office Management Co., Ltd. (hereinafter "NBFOM") is a property management company of the Mitsui Fudosan Group which exclusively manages office buildings owned by NBF. NBF utilizes the expert abilities of NBFOM to maintain and increase the competitiveness, occupancy rate and rent level of its existing properties under management while effectively advancing initiatives of environmental consideration. In the joint meetings with NBFOM, discussions are held regarding the sharing of information and initiatives concerning the various energy saving and environmental issues, as to improve accuracy of information.

Utilization of Outside Consultants

NBF utilizes the support of Nikken Sekkei Construction Management, Inc. as an expert consultant for suggestions for the portfolio’s energy management and measures that contribute to increasing environmental performance.

Environment Management System / PDCA Cycle

NBFM established its own environment management system and implements a PDCA cycle every year in order to manage the environmental load of its real estate portfolio such as energy consumption, CO2 emissions, water consumption, waste generation, etc. and achieve its targets.

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