Japan Solar Energy Market Expected to Reach USD 12.3 Billion by 2033 - IMARC Group

January 08, 2025 | Technology & Media

Japan Solar Energy Market Statistics, Outlook and Regional Analysis 2025-2033

The Japan solar energy market size was valued at USD 6.0 Billion in 2024, and it is expected to reach USD 12.3 Billion by 2033, exhibiting a growth rate (CAGR) of 8.3% from 2025 to 2033.

Japan Solar Energy Market

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Japan's solar energy market is driven by the quick development of technologies and the growing focus on making the country carbon neutral. Government programs, investments in R&D activities, and partnerships are acting as significant growth-inducing factors. Concurrent with this, the adoption of solar energy solutions is also supported by the growing need for affordable and effective renewable energy sources to reduce greenhouse gas emissions and combat climate change. Academic organizations and businesses are making significant investments in development and research to produce novel technologies that optimize energy production while minimizing expenses. Supporting this trend, Japan started testing for space-based solar energy technology in December 2024. This groundbreaking experiment, led by Japan Space Systems (JSS) under the Ministry of Economy, Trade, and Industry, involved operating solar-equipped aircraft flying at altitudes of 5 to 7 kilometers above sea level. These aircraft transmit solar energy to Earth using microwaves, which are then converted into electricity.

Concurrently, Japan has set an ambitious goal to use perovskite solar cells to generate 20 GW of electricity in the upcoming 15 years. These cells are an essential component of Japan's plan to cut greenhouse gas emissions and become carbon neutral by 2050 because they are not only reasonably priced but also lightweight and versatile. These events highlight Japan's dedication to sustainable energy and its position as a pioneer in this field. Furthermore, partnerships with foreign companies help Japan's solar energy business grow its influence internationally. Chubu Electric Japan, for instance, raised its investment in OMC Power in November 2024 in order to improve India's solar energy infrastructure. This cooperation implemented more than 95 MWp of renewable energy solutions with an emphasis on rooftop solar installations, sustainable energy systems, and rural electrification.

Japan Solar Energy Market Statistics, By Region

The market research report has also provided a comprehensive analysis of all the major regional markets, which include Kanto region, Kansai/Kinki region, Central/ Chubu region, Kyushu-Okinawa region, Tohoku region, Chugoku region, Hokkaido region, and Shikoku region. They are positively influenced by government incentives and investments by corporations.

Kanto Region Solar Energy Market Trends:

The Kanto region is one of the important areas across the market due to urban rooftop installations. Limited land availability has driven innovation in floating solar farms, such as the Yamakura Dam project in Chiba, which provides clean energy to nearby areas. Yokohama City’s "Smart City Project" integrates solar energy into homes and offices. This region represents a shift towards efficient and space-saving solutions to meet the rising energy demands of Japan’s most populous area.

Kansai/Kinki Region Solar Energy Market Trends:

The Kansai region, with cities like Osaka and Kyoto, focuses on industrial-scale solar installations. Kyoto’s "Smart Energy Network" involves shared solar systems in local neighborhoods, which is creating collective energy independence. Osaka promotes solar in industrial parks, like Sakai City’s initiatives. Kansai’s projects, such as Kansai International Airport’s solar panels, emphasize widely on sustainability, reflecting the region’s balance between the inflating urbanization levels and renewable energy advancement.

Central/Chubu Region Solar Energy Market Trends:

Chubu, home to Aichi Prefecture and Toyota City, highlights industrial solar integration. Toyota’s renewable initiatives include solar-powered facilities and reducing emissions. The Komaki Solar Park in Aichi, one of the prominent projects, contributes to Japan’s renewable energy targets. The region’s expansive flatlands enable large-scale solar farms, making it a hub for utility-scale energy production. Chubu’s solar advancements also position it as a critical area for blending industrial and residential solar energy solutions.

Kyushu-Okinawa Region Solar Energy Market Trends:

The Kyushu-Okinawa region excels in solar energy due to abundant sunlight and favorable conditions. Kagoshima Prefecture’s Mega Solar Power Plant leads the way, producing energy for thousands of households. Okinawa focuses on hybrid solar-wind projects, ensuring energy stability on its islands. Kyushu is Japan’s top producer of solar energy, reflecting its commitment to renewable expansion and leveraging its natural advantages to meet both local and national energy needs.

Tohoku Region Solar Energy Market Trends:

The Tohoku region, heavily impacted by the 2011 earthquake, has embraced renewable energy for rebuilding efforts. Fukushima’s Minamisoma Solar Agri-Park combines solar energy with agriculture, supporting economic recovery. Rural areas in Tohoku offer ample space for large-scale solar installations. This region exemplifies how solar energy projects, such as the Fukushima Renewable Energy Institute, contribute to regional self-sufficiency and resilience while addressing Japan’s energy transition goals.

Chugoku Region Solar Energy Market Trends:

The Chugoku region utilizes idle agricultural lands for solar projects. Hiroshima’s Mitaki Solar Park demonstrates solar integration into local communities, creating economic and environmental benefits. Solar installations in underutilized rural areas address energy demands while fostering sustainability. Chugoku’s solar energy initiatives align with Japan’s strategy to repurpose land for clean energy, supporting rural revitalization.

Hokkaido Region Solar Energy Market Trends:

Hokkaido, Japan’s northernmost region, utilizes its vast land for large-scale solar farms. Tomakomai City’s solar installations provide energy to meet the growing demand while utilizing snow-resistant technology. Despite colder conditions, Hokkaido leverages advancements in solar panels for year-round production. The region’s renewable energy efforts aim to transform Hokkaido into a clean energy-exporting hub, ensuring economic development and enhancing Japan’s energy security.

Shikoku Region Solar Energy Market Trends:

Shikoku, featuring Ehime Prefecture, prioritizes community-focused solar energy solutions. Matsuyama City’s small-scale solar parks encourage local participation and energy independence. Shikoku’s decentralized solar systems cater to rural and urban populations, ensuring balanced access. Solar projects, such as the Matsuyama Eco Energy Initiative, showcase how the region integrates renewable energy into its development strategy, promoting environmental sustainability while addressing local energy requirements.

Top Companies Leading in the Japan Solar Energy Industry

Japan's solar energy market is intensely competitive, with a mix of domestic and players contributing to an environment that encourages innovation and lowers costs. Supportive government initiatives, including feed-in tariffs and renewable energy goals, have incentivized significant investment in solar energy projects of all sizes, ranging from small residential systems to expansive utility-scale developments. For example, in July 2024, Sumitomo Mitsui Construction Co., Ltd. revealed plans to install floating solar power systems in Tokyo Bay under the Tokyo Metropolitan Government's eSG Project.

Japan Solar Energy Market Segmentation Coverage

On the basis of the deployment, the market has been bifurcated into rooftop and ground-mounted. Rooftop solar suits urban spaces, maximizing limited areas, while ground-mounted systems cater to large-scale rural or industrial energy needs, offering flexibility in installation and higher energy generation capacity.
Based on the application, the market is divided into residential, commercial and industrial, and utility-scale. Residential solar power homes efficiently, commercial and industrial systems support businesses with significant energy savings, and utility-scale solar delivers massive clean energy output for national grids, thereby meeting large-scale energy demands.

Report Features	Details
Market Size in 2024	USD 6.0 Billion
Market Forecast in 2033	USD 12.3 Billion
Market Growth Rate 2025-2033	8.3%
Units	Billion USD
Scope of the Report	Exploration of Historical Trends and Market Outlook, Industry Catalysts and Challenges, Segment-Wise Historical and Future Market Assessment: Deployment Application Region
Deployments Covered	Rooftop, Ground-mounted
Applications Covered	Residential, Commercial and Industrial, Utility-scale
Regions Covered	Kanto Region, Kansai/Kinki Region, Central/ Chubu Region, Kyushu-Okinawa Region, Tohoku Region, Chugoku Region, Hokkaido Region, Shikoku Region
Customization Scope	10% Free Customization
Post-Sale Analyst Support	10-12 Weeks
Delivery Format	PDF and Excel through Email (We can also provide the editable version of the report in PPT/Word format on special request)

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Japan Solar Energy Market Expected to Reach USD 12.3 Billion by 2033 - IMARC Group

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