Hexa Energy Services and Furusato Renewable Energy Ink Fundamental Agreement on Geothermal Investment

Hexa Energy Services and Furusato Renewable Energy: A New Chapter in Geothermal Investment

On July 30, 2026, Hexa Energy Services LLC, a company headquartered in Chiyoda, Tokyo, along with Furusato Renewable Energy Co., signed a fundamental agreement aimed at exploring potential investments in geothermal power projects managed by Furusato in Kumamoto Prefecture. This collaboration signals a strategic move towards enhancing geothermal power production in Japan.

The core of the agreement entails a commitment from both organizations to conduct thorough due diligence on the current and prospective geothermal projects overseen by Furusato Renewable Energy. By engaging in these comprehensive evaluations, the two companies aspire to foster a long-term partnership that supports the growth and spread of geothermal power throughout Japan, thus contributing to the nation's energy transition goals.

CEO Statements

In a statement regarding this new partnership, Hexa Energy’s CEO expressed excitement about the collaboration, stating, "We are thrilled to announce our cooperation with Furusato Renewable Energy. Since the launch of Japan's first commercial geothermal plant exceeding 1,000kW after 16 years in 2015, they have demonstrated exemplary efforts in regional coexistence and are recognized as a pioneering geothermal power enterprise in Japan."

The CEO further emphasized that amidst the uncertainties surrounding Japan's energy transition, the combination of the strengths of both companies in advancing these projects has the potential to serve as a new model for achieving a decarbonized society.

Future Outlook

One of the key strategies in this partnership involves integrating Hexa Energy’s expertise in renewable energy development, financing, asset management, and storage with Furusato’s knowledge of geothermal project operation and development. This synergy aims to accelerate investments in geothermal power, thereby aiding Japan's broader energy transition agenda. Furthermore, the initiative prioritizes collaboration with local communities to ensure sustainable and responsible development of geothermal resources, aligning with long-term value creation goals.

About Hexa Energy Services LLC

Hexa Energy Services is a Japanese subsidiary of the global group I Squared Capital, committed to developing infrastructure projects in over 70 countries. Focused on renewable energy initiatives and grid-scale battery solutions, the company addresses critical issues in Japan's energy infrastructure from an international perspective. As of May 2026, Hexa Energy's grid-scale battery projects boast a transmission end capacity of approximately 650MW and a rated capacity close to 3GWh.

Company Details

- Founded: April 2023
- Executives: Yuko Watanabe (CEO), Yoichiro Mizuta (COO)
- Headquarters: Marunouchi 1-9-2, Grant Tokyo South Tower 7th Floor, Chiyoda, Tokyo
- Business Focus: Energy production through renewable resources and batteries
- Website: www.hexa-es.com