Japan’s largest utilities continue to backslide on clean energy commitments - IEEFA | Institute for Energy Economics and Financial Analysis
Published December 09, 2025
Japan’s Major Utilities Show Decline in Clean Energy Commitments
Recent analyses from the Institute for Energy Economics and Financial Analysis (IEEFA) reveal that Japan's largest utilities are regressing in their commitments to renewable energy. Despite global trends favoring a transition towards cleaner energy sources, these companies are increasingly investing in fossil fuels and delaying the implementation of renewable projects.
The IEEFA report indicates that the top six Japanese utilities—Tokyo Electric Power Company (TEPCO), Kansai Electric Power Company, Chubu Electric Power Company, Tohoku Electric Power Company, Shikoku Electric Power Company, and Kyushu Electric Power Company—are not only falling short of their renewable energy targets but are also expanding their investments in coal and natural gas. This trend is concerning, especially as Japan aims to reduce its greenhouse gas emissions and increase its reliance on renewable energy sources.
Investment Trends in Fossil Fuels
According to the IEEFA, the total capital expenditure by these utilities on fossil fuel projects has significantly increased over the past few years. In 2022, investments in fossil fuels by these companies reached approximately ¥1.3 trillion (about $11.6 billion), marking a stark contrast to their commitments to clean energy. This figure represents a substantial portion of their overall capital expenditures, which raises questions about their long-term strategies and environmental responsibilities.
TEPCO, for instance, has been particularly active in expanding its investments in liquefied natural gas (LNG) projects. The utility has earmarked over ¥500 billion (around $4.5 billion) for LNG-related projects, which undermines its stated goal of increasing renewable energy generation. Similarly, Kansai Electric has invested heavily in coal power, with plans to extend the life of its existing coal plants rather than transitioning to cleaner alternatives.
Delays in Renewable Energy Projects
The IEEFA report highlights that Japan's major utilities are also experiencing significant delays in their renewable energy projects. For example, while Japan has set a target to achieve 36-38% of its energy mix from renewable sources by 2030, the current pace of development suggests that these utilities are unlikely to meet this goal. Many planned solar and wind projects are either stalled or have faced regulatory hurdles, further complicating Japan's energy transition.
Chubu Electric, which has ambitions to expand its renewable energy portfolio, has seen several of its wind projects delayed due to local opposition and bureaucratic challenges. Tohoku Electric has also faced similar issues, with its solar projects encountering setbacks related to land use and environmental assessments.
Government Policy and Regulatory Challenges
The Japanese government has been criticized for its lack of strong policy measures to encourage the transition to renewable energy. While the government has set ambitious targets, the regulatory framework often favors fossil fuel investments, creating a challenging environment for utilities to prioritize clean energy projects. The IEEFA emphasizes that without significant policy changes, Japan's utilities will continue to struggle in meeting their renewable energy commitments.
Moreover, the government’s recent decision to approve new coal projects has raised eyebrows among environmental advocates and analysts. This move contradicts Japan's stated climate goals and undermines the efforts of utilities that are attempting to pivot towards cleaner energy sources. The IEEFA report calls for a reevaluation of these policies to support a more sustainable energy future.
Global Context and Implications
Japan is not alone in facing challenges related to the energy transition. Many countries are grappling with the balance between energy security, economic growth, and environmental sustainability. However, Japan's reliance on fossil fuels is particularly concerning given its commitments under the Paris Agreement to reduce greenhouse gas emissions.
The IEEFA report suggests that Japan's utilities must adopt a more proactive approach to renewable energy investment to align with global trends. As countries around the world accelerate their transition to clean energy, Japan risks being left behind if its utilities continue to prioritize fossil fuels over renewables.
Conclusion
The findings from the IEEFA present a critical view of the current state of Japan's largest utilities regarding their clean energy commitments. With significant investments in fossil fuels and delays in renewable energy projects, these companies are at a crossroads. The need for a robust regulatory framework and supportive government policies is crucial to facilitate a meaningful transition towards renewable energy in Japan. As the world moves towards a more sustainable energy future, Japan's utilities must reevaluate their strategies to meet both domestic and international climate commitments.
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