as a result , the stands of masakado and yoshikane in public were reversed , and masakado gained an increase in power . これにより将門と良兼は公的に立場が逆転し将門は力を得て勢い付いた。
therefore , a plan to cope with the supposed increase in power demand was formulated that combined the system of pump-up power generation that enabled surplus electric power at night to be used effectively . ことから、夜間の余剰電力の有効活用を図ることができる揚水発電を組み合わせて電力需要の増加に対応することが計画された。
however , an increase in power of the taira resulted in an increase in friction between the cloistered emperor goshirakawa and in no kinshin (the retired emperor ' s courtier ), and in november 1179 , kiyomori carried out a coup d ' etat and suspended the cloister government (coup of the third year of jisho ). だが、平氏の権勢の高まりは後白河法皇・院近臣との軋轢を生み、同年11月、清盛はクーデターを起こして院政を停止する（治承三年の政変）。
