光熱費 こうねつひ cost of fuel and lighting N1 #14,493 Meanings noun cost of fuel and lighting; cost of heat and electricity; energy bill; utility cost Its kanji 光 コウ · ひか.る、ひかり ray, light 熱 ネツ · あつ.い heat, temperature, fever, mania, passion 費 ヒ · つい.やす、つい.える expense, cost, spend, consume, waste