Ever since the Japanese government passed the Act on Special Measures concerning the Procurement of Renewable Energy in July, 2012, the amount of grid-connected installation in Japan continued to increase. According to EnergyTrend, a research division of TrendForce, 24.5GW of PV systems have passed the certification, in which, 22.5GW were systems above 10kW. It showed that the focus has started to shift from residential systems to utility-scale power plants after the new Act took place.