Initiatives to Achieve Targets
- DHR has established and is working to achieve quantitative metrics and targets for nature-related risks/opportunities and dependencies/impacts that are considered to be material in business operations.
- DHR has set a target for the obtainment of biodiversity-related certifications in addition to climate-related targets and will disclose progress in the Sustainability Report and on the website.
- DHR will consider setting targets based on the guidance of the Science Based Targets Network (SBTN) in the future.
| TNFD | TCFD | Category | Subject of management | Metrics | Target | Initiatives to achieve the target | |
|---|---|---|---|---|---|---|---|
| ✓ | Risk | Market | Impact on business from rising biodiversity needs of customers | Biodiversity-related certifications | Increase the number of certified properties from two in FY2023 to five or more in FY2030 |
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| Opportunities | |||||||
| ✓ | ✓ | Dependency | Energy consumption | Energy consumption intensity (gross floor area basis) | Reduce by 10% in FY2027 with FY2017 as the base year |
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| ✓ | ✓ | Water consumption | Water consumption intensity (gross floor area basis) | Reduce to below the intensity in FY2027 with FY2017 as the base year |
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| ✓ | ✓ | Impact | Waste discharge | Recycling rate | Exceed the rate of FY2017 in FY2027, with FY2017 as the base year |
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| ✓ | ✓ | GHG emissions | GHG emissions | Reduce total emissions by 42% in FY2030 with FY2020 as the base year Net zero in FY2050 SBT |
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Obtaining Biodiversity-related Certifications
DHR has set the following targets in consideration of the impact on business from rising biodiversity needs of customers.
| Targets | 5 properties (fiscal year ending March 2031) |
|---|---|
| Actual | 2 properties (As of March 31, 2026) |
Obtaining JHEP Certification (Royal Parks Toyosu)
Overview of JHEP certification
JHEP is a certification system to objectively and quantitatively evaluate and certify the degree of contribution to biodiversity conservation. JHEP compares biodiversity values before and after a project, and if the values after a project are equal to or greater than those before a project, it is certified by a third-party organization as a project that contributes to biodiversity, with evaluation rank represented on a six-tier (AAA to B+) scale.
Please see below for the details of JHEP certification.
Website for JHEP certification: https://www.ecosys.or.jp/certification/jhep/index.html
After obtaining initial certification in March 2023, we replaced the plantings in February 2025, and were therefore recertified in March 2026.
Points highlighted in JHEP certification
- Space where people can experience lush greenery is created through the planting of native species in pedestrian areas and the introduction of wall greening
- The lush courtyard serves as a public open space and is used by residents and neighbors as a place of rest and relaxation
- The rich vegetation at this site, which is surrounded by commercial and office districts, contributes to the formation of an ecological network that connects urban green spaces
Please see below for the details of Royal Parks Toyosu’s evaluation.
Audit report of JHEP certification: https://www.ecosys.or.jp/certification/jhep/case/case137report.pdf
Case study of JHEP certification: https://www.ecosys.or.jp/certification/jhep/case/case137.pdf

Obtaining ABINC Certification (Royal Parks Hanakoganei)
Overview of ABINC certification
ABINC is a system to evaluate and certify biodiversity-friendly initiatives based on the Guideline for Offices Promoting Symbiosis with Life Forms developed by the Japan Business Initiative for Biodiversity (JBIB), and no evaluation rank is assigned.
Please see below for the details of ABINC certification.
Website for ABINC Certification: https://www3.abinc.or.jp/
After obtaining initial certification in February 2023, we obtained recertification in February 2026.
Points highlighted in ABINC certification
- High proportion of the area contributes to biodiversity
- The presence of high trees, shrubs, and herbaceous layers, along with trees over 10 meters tall, maintains a multi-layered green environment
- Monitoring surveys are being conducted appropriately, including the presence of key species such as bull-headed shrike, giant water strider, curly-leaf pondweed, and Eastern Japanese common toad
- The use of permeable interlocking pavers promotes the infiltration of rainwater into the ground and helps prevent flooding

Dependency and Impact Status
Energy Data (Dependencies)
Energy consumption

- Current status
- Although the consumption intensity is on an increasing trend due to the promotion of energy-saving measures, the total amount remains flat due to the increase in portfolio properties and the improvement in the coverage.
- Countermeasures
- See “Metrics and Targets and Initiatives to Achieve Targets.”
Water consumption

- Current status
- Although the adoption of water conservation equipment is being promoted, the total amount and the consumption intensity remain flat due to the increase in portfolio properties and the improvement in the coverage.
- Countermeasures
- See “Metrics and Targets and Initiatives to Achieve Targets.”
Emissions Data (Impact)
GHG Emissions of Portfolio Properties

- Scope 2 (location-based)
- Current status
- While the intensity is on a decreasing trend due to the promotion of energy-saving measures and the introduction of renewable energy, the total amount is on an increasing trend due to an increase in the number of properties owned and an increase in the coverage ratio.
- Countermeasures
- See “Metrics and Targets and Initiatives to Achieve Targets.”
Waste management (recycling rate)

- Current status
- Through the promotion of recycling and waste reduction, the coverage is improving and the total amount is on a decreasing trend, although the recycling rate is on a declining trend.
- Countermeasures
- See “Metrics and Targets and Initiatives to Achieve Targets.”
- <Aggregation period> From April to March every year.
- <Calculation method> Calculated using only portfolio properties for which the requisite data are available. Emission intensity is calculated by dividing total electricity usage and CO2 emissions by intensity denominator (gross floor area (m2)).
Promotion of Environmentally Friendly Tree Name Plates
DHR is using tree name plates for the properties it owns in the hope that tenant companies will feel closer to nature and nurture their planting with affection for many years.
Introduction of Biodiversity Protection Program
DHR is reducing the use of plastics by switching the location of provision of hair and tooth brushes from rooms to an amenities counter near the front desk at some of its hotels.
“QiZ GATE URAWA” is reducing plastic waste by using recycled trash bags made from used stretch films, which would be normally disposed of as trash, for the trash bags in common areas.
