The domestic use of fuels began to shift to chemical fuels around 1955 and the fuel transition was completed around 1975, and since then, the firewood and charcoal for domestic use have disappeared except for those used for enjoyment.
1955年頃から始まった家庭用燃料の化石燃料化が1975年頃には完全に完了し、家庭用燃料としての薪・木炭は娯楽用途を除きほぼ姿を消していた。