Considering an average cost of about $0. Dividing the potential savings with the solar roof's $610 initial cost yields 1,848 days — or roughly five years to recoup the investment.
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Japan is a world leader in the photovoltaic (PV) market, with a significant share of the global market since about 45% of photovoltaic cells are manufactured in Japan.
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The Japanese government is seeking to expand solar power by enacting subsidies and a (FIT). In December 2008, the announced a goal of 70% of new homes having solar power installed, and would be spending $145 million in the first quarter of 2009 to encourage home solar power. The government enacted a feed-in tariff in November 2009 that requires utilities to purchase excess solar power sent to the grid by homes and businesses and pay twice the st.
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Solar power in Japan has been expanding since the late 1990s. The country was a major manufacturer and exporter of photovoltaics (PV), with a global market share of around 50% in the.
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