Japan

Onbetsu Power Station— 148 MW Natural Gas

GasVerified: Feb 2026

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Ranked as the 227th largest power generation facility in Japan's extensive network of 664 plants, Onbetsu Power Station stands out with its capacity of 148 MW, contributing a modest 0.04% to the nation's total capacity of 357,453 MW. This gas-fired facility, operated by Hokkaido Electric Power Company, plays a crucial role in the local energy ecosystem amidst a predominantly nuclear landscape. Japan's reliance on nuclear energy as its dominant fuel type highlights the significance of this gas plant, particularly given its low ranking among gas facilities, where it holds the 50th position out of 52. The technical specifications of Onbetsu Power Station reveal its reliance on natural gas, which, despite being a fossil fuel, serves as a transitional energy source as Japan moves towards more sustainable alternatives. Located in close proximity to several solar power plants, including the Shiranuka Solar Power Plant (32.5 MW) and Toyokoro Solar Power Plant (27.4 MW), Onbetsu finds itself in a growing renewable energy cluster. While these solar facilities contribute significantly to the region's energy mix, Onbetsu's gas generation capacity provides essential backup during peak demand times, ensuring grid stability. The combined efforts of these plants illustrate a regional commitment to diversifying energy sources, albeit with Onbetsu's gas contribution being less prominent compared to the solar installations. Nationally, Japan's energy profile is marked by a major shift post-Fukushima, with an increasing emphasis on renewable energy. Onbetsu Power Station, while small in terms of national capacity, represents a vital component in the transitional phase towards a balanced energy mix. Its commissioning has contributed to the diversification of energy sources in Hokkaido, especially as the region seeks to bolster energy security. Looking to the future, Onbetsu Power Station's role may evolve further as Japan continues to invest in renewable energy technologies and strives to meet its carbon reduction commitments. The facility stands not only as a testament to the existing energy landscape but also as a potential pivot point for future energy strategies in Japan.