こていかかくかいとりせいど
再生可能エネルギーを決まった値で買い取る制度
固定価格買取制度を計算する。
To calculate the feed-in tariff.
Focus on how this word is used in real sentences. Collocations matter more than the isolated definition. A 8-kanji compound — break it into parts to understand the meaning. At N3 level, knowing this word helps bridge basic and intermediate Japanese.