With a high feed-in-tariff (FIT) rate, Japan emerged, in the early 2000s, as a leader in solar energy and has since maintained installations of around 5 GW per year. Today, though, land for these projects is scarce and solar is beginning to come into conflict with agriculture and other industries.. .
Further legislation, introduced at the beginning of April, should serve to drive even more commercial PV installations. Revisions to Japan’s. .
Incentives for new solar installation are also appearing at regional level and are primarily focused on rooftop PV. Since 2020, the city of Kyoto has had requirements in place for new and renovated buildings with a floor space of larger than 2,000 m². .
With these FITs and other subsidies available, as well as rising electricity prices and an attractive power-purchase-agreement business model, new rooftop PV is expected to drive higher installation numbers across Japan. In its “business as usual” scenario, RTS. Japanese policymakers are now looking at rooftop solar panels as land is scarce in the country and agrivoltaics, building-integrated PV (BIPV), and floating solar are still in their infancy, reports Mark Hutchins. From April 2025, new buildings in the Tokyo region will be required to install solar. [pdf]
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