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Sustainability Report

GPSS issued its first Sustainability Report in 2020 as a means for disclosing information to our stakeholders and promoting a greater understanding of how GPSS values sustainability. This report is a focused summary of environmental , social , governance, and other non-financial information in PDF format (Japanese and English).
Please click to read the Sustainability Report 2021



Working together with local communities, we aim to create a bright future in the energy sector by bringing together local resources with our knowledge and expertise.

In order to accomplish this mission, we believe that it is necessary to address the individual issues related to environment, society, and governance. Therefore, we have established a sustainability /ESG policy and created ambitions and targets, which can be found below.




Contribution to the Decarbonization of Society through Sustainable Energy

We contribute to the mitigation of climate change and decarbonization of society by generating sustainable energy. We set specific targets for the reduction of energy generation-related greenhouse gas emissions and work towards their achievement.

2019-2020 2020-2021
Annual CO2 avoided
23,685 33,665

Consideration for Local Environment

We recognize that the development and operation of sustainable energy plants may have an impact on the surrounding natural environment and ecosystems. We will assess our impact on biodiversity, as well as the environmental impact of our operations in terms of effluence, water intake, emissions and noise, and manage any negative impacts appropriately.

2019-2020 2020-2021
Number of environmental assessments conducted 1 9

Efficient use of Energy and Resources

We are committed to the efficient use of energy (e.g., fuel) and resources (e.g., water and materials) consumed in the development and operation of our powerplants. We try to reduce the amount of waste generated as much as possible by reusing and recycling.

2019-2020 2020-2021
Fuel consumed at construction sites
105 101

Improving Resilience to Climate Change and Disasters

We work to strengthen our resilience by addressing the physical disaster risks to our power plant facilities, as well as adapting to local characteristics. We also aim to build micro-grids which will create resilience during large-scale power outages caused by disaster and improve energy storage capabilities.

2019-2020 2020-2021
Number of microgrid projects
(including those under development)
0 3

Contribution to Local Societies through Business Partnerships

We intend to contribute to the revitalization and socioeconomic development of local communities through promotion of business partnerships using local resources. We build relationships with regional stakeholders such as local authorities, business partners, residents and communities to promote active collaboration and cooperation.

2019-2020 2020-2021
Household electricity consumption (households powered) 10,521 14,954

Protecting the Health and Safety of Stakeholders

We respect the fundamental human rights of our stakeholders, including our employees, subcontractors and local residents. We place great importance on protecting health and safety and to ensure business is conducted in a safe and comfortable manner.

2019-2020 2020-2021
Lost Time Injury Frequency Rate
44 10

Nurturing Employee Well-Being

We provide training and educational opportunities for our employees to allow them to express their individuality, take initiatives, and create a comfortable working environment that considers work-life balance. Furthermore, we foster a corporate culture of integrity that dose not tolerate discriminatory language or actions, harassment of any kind, or other unjustifiable acts.

2019-2020 2020-2021
Employee satisfaction survey response rate (%) N/A 78

Cooperating with Suppliers

We aim to establish fair and smooth relationships with business partners and suppliers, to work with local companies where possible, and to procure products in an environmentally and socially sustainable manner.

2019-2020 2020-2021
Number of local contractors
(FTE=Full Time Equivalent)
112 51
*number decreased due to covid-19 pandemic

Responsibility as an Infrastructure Operator

We strive to provide a stable supply of electricity, to evaluate and manage risks to ensure continuous operation and strengthen the resilience of our organization, for example through our comprehensive Business Continuity Plan.

2019-2020 2020-2021
Amount of electricity sold (kWh) 46,260,147 65,752,032


We aim to be a fair and trustworthy company, respecting social norms beyond complying with laws and regulations in all business activities. We also work to prevent bribery and aim to conduct all business free from conflicts of interest.

2019-2020 2020-2021
Number of compliance activities planned and implemented 8 15

Information Disclosure and Transparent Communication

We seek to enhance transparency by regularly disclosing the status and performance of our efforts to address sustainability issues. We are determined to take opinions and requests from stakeholders seriously and try to resolve problems through interactive communication.

2019-2020 2020-2021
Website Update Frequency (times/year) 1 3

Personal Information and Data Protection

We manage personal data of our employees, as well as business and technical information obtained from all companies and individuals involved in our business, in accordance with the law, contracts and internal regulations. We also have measures in place to protect against cyber-attacks.

2019-2020 2020-2021
Personal Data Protection Training Attendees (%)

Whistleblower Protection

We prohibit unfair retaliation, against employees who report fraud, possible violations of the law or internal policies and regulations.

2019-2020 2020-2021
Number of harassment training sessions 0 4

Delegation of Authority

We are committed to sound corporate governance by clearly defining our organizational structure, individual responsibilities, and delegating authority in line with that structure.

2019-2020 2020-2021
Number of meetings of the Board of Directors
12 12


For the second year running,

GRESB 5-Star Certification

Mission-driven and investor-led, GRESB is the environmental, social and governance (ESG) benchmark for real assets. We work in collaboration with the industry to provide standardized and validated ESG data to the capital markets. As of October 2021, there are more than 140 “investor members” who utilize GRESB data to select investment destinations (assets under management: 47 trillion US dollars, approximately 5332 trillion yen, 1 US dollar = 113.45 yen). GRESB Infrastructure is a benchmark that was launched in 2016 to evaluate the ESG performance of enlisted infrastructure companies, infrastructure asset level. In 2021, 558 institutions/companies participated in the “asset evaluation,” which targets infrastructure assets and operating companies (426 institutions last year). Learn more at GRESB Website

Highest “Green 1 (F)” Rating Awarded to GPSS

GPSS Holdings Co., Ltd. has been awarded the highest rank of “Green1 (F)” by the Japan Credit Rating Agency, Ltd. (JCR), for establishing the first Green Finance Framework. Specifically based on the JCR Green Finance Evaluation Method, GPSS Holdings’ “Greenness Evaluation (Use of Funds)” is set to “g1 (F)” and its “Management / Operation / Transparency Evaluation” is set to “m1 (F)”.
As a result, the highest rating was awarded via a comprehensive evaluation.
This framework is a policy that describes the philosophy and procedures of GPSS Holdings’ Green Finance (issuing green bonds and borrowing green loans based on this framework). Specifically, GPSS Holdings will raise funds through Green Finance, which is stipulated for use in projects that have a positive effect/ improvement on the environment.




GPSS is a premium sponsor of the Japan Sustainable Investment Forum (JSIF). JSIF is actively promoting and developing sustainable investments (SRI and ESG investments, etc.) that are actively carried out in Europe and the United States.JSIF Website


GPSS joined Long Term Infrastructure Investors Association (LTIIA). Their vision is to facilitate and promote private investment in infrastructure which enables long-term, sustainable development of communities, countries and regions.LTIIA Website


The ” Foundation Guardian Forest Project Public Interest, Inc.” is modeled after the “Guardian Forest” that saved people’s lives during the Great Eastern (Kanto) Japan Earthquake, and the Great Hanshin Earthquake, and prepared a regional green infrastructure to coexist with nature. We are engaged in forest-building activities to protect the community and livelihoods from disasters. For more information, please visit the Guardian Forest Project website.Guardian Forest Project website


We are a member of the Renewable Energy Association for Sustainable Power supply or REASP, a business organization that aims to promote renewable energy as a main power source and to ensure the long-term stable supply of affordable clean power. For more information,please visit the REASP website.