光熱費 こうねつひ Meanings Noun cost of fuel and lighting; cost of heat and electricity; energy bill; utility cost Kanji 光 light. Read as コウ. 熱 heat. Read as ネツ. 費 expense. Read as ヒ. Words containing 光熱費 水道光熱費 (すいどうこうねつひ) water, power and heating cost Word lists JLPT N1 Jinuma: Japanese Dictionary · Word lists