TOYO selected for coaxial closed-loop geothermal feasibility study in Japan - ThinkGeoEnergy
Published November 22, 2025
Meta Description: TOYO has been selected to conduct a feasibility study for a coaxial closed-loop geothermal energy project in Japan, marking significant advancements in the country's renewable energy landscape.
Meta Description: TOYO has been selected to conduct a feasibility study for a coaxial closed-loop geothermal energy project in Japan, marking significant advancements in the country's renewable energy landscape.
Image courtesy of Unsplash
Executive Summary
TOYO Engineering Corp. has been awarded a contract to conduct a feasibility study for a coaxial closed-loop geothermal energy project in Japan. This initiative aligns with Japan's broader objectives to enhance its renewable energy portfolio and reduce reliance on fossil fuels. The project aims to explore the potential of geothermal resources, which are abundant in the region, thereby contributing to the nation’s energy transition goals.
Data and Market Overview
Geothermal energy presents a significant opportunity for Japan, a country that has historically relied heavily on imported fossil fuels. The feasibility study is particularly timely as Japan seeks to achieve its target of generating 36-38% of its electricity from renewable sources by 2030. The coaxial closed-loop system, which TOYO is investigating, promises to enhance energy extraction efficiency while minimizing surface disruption. This approach can potentially provide a capacity of 10-20 MW per installation, making it a viable option for decentralized energy generation.
Policy and Investment Context
Japan's government has been proactive in promoting renewable energy investments following the Fukushima disaster in 2011. The Ministry of the Environment has set ambitious targets to increase geothermal power generation to 1,000 MW by 2030. Recent policies have streamlined permitting processes and provided incentives for geothermal development, reflecting a commitment to a sustainable energy future. With an estimated cost of around $5,000 to $6,000 per installed kW for geothermal projects, significant capital will be required, but the long-term benefits could yield a levelized cost of energy (LCOE) competitive with other renewables.
Technical and Economic Insights
The coaxial closed-loop system TOYO is assessing is designed to minimize environmental impact while maximizing energy capture. Unlike traditional geothermal systems, which require extensive drilling and can deplete resources, closed-loop systems circulate a working fluid within sealed pipes, reducing the risk of groundwater contamination. This technology could lead to a capacity factor of over 90%, indicating high reliability and efficiency. The economic viability of such systems is bolstered by Japan's stable energy prices and the increasing demand for clean energy solutions.
Expert Opinion / Commentary
The selection of TOYO for this feasibility study underscores a growing recognition of geothermal energy's potential within Asia's energy transition. As countries like Japan, Indonesia, and the Philippines strive for greater energy security and carbon neutrality, the exploration of innovative geothermal technologies is crucial. Furthermore, with the International Renewable Energy Agency (IRENA) projecting that geothermal energy could meet up to 10% of global electricity needs by 2030, Japan's initiative could serve as a model for other Asian nations. The successful implementation of such projects will significantly influence the regional energy landscape, promoting investment and technological collaboration across borders.
Outlook and Implications for Asia
As Japan moves forward with this geothermal feasibility study, the implications extend beyond national borders. The potential success of coaxial closed-loop systems may pave the way for similar projects across Asia, where geothermal resources remain underutilized. Countries like Indonesia, rich in geothermal deposits, could benefit from shared knowledge and technology transfer, enhancing regional energy resilience. Moreover, as the global demand for clean energy solutions rises, Asian markets stand to gain economically from investments in renewable technologies, fostering innovation and job creation in the sector.
Sources
- [ThinkGeoEnergy](https://news.google.com/rss/articles/CBMiqwFBVV95cUxQRk9Bb2dVWkNZNmh6dnMwemI5NllwWHpCdEZlOG1ncVhJN01KZnNDSmV5anY1WDlEWkF3d0lvRW1WNkM4TWNlVllpQXgzOUl1cTJRWWxWU3lRMTlsN0VmVV9MVmdOMEpXOFg1Q2YzNWFpbE9fdWl4d1Y2REdQRjFINFNXLVBmaXZ2Rm5JSTk0eHR3QXNjYl9WRkhWcllMUHFhMmxsRDUwdkFja03SAasBQVVfeXFMUEZPQW9nVVpDWTZoenZzMHpiOTZZcFh6QnRGZThtZ3FYSTdNSmZzQ0pleWp2NVg5RFpBd3dJb0VtVjZDOE1jZVZZaUF4MzlJdXEyUVlsVlN5UTE5bDdFZlVfTFZnTjBKVzhYNUNmMzVhaWxPX3VpeHdWNkRHUEYxSDRTVy1QZml2dkZuSUk5NHh0d0FzY2JfVkZIVnJZTFBxYTJsbEQ1MHZBY2tN?oc=5) - [IRENA](https://www.irena.org/) - [IEA](https://www.iea.org/) - [Asian Development Bank](https://www.adb.org/)