自じ動どう車しゃ道どうじどうしゃどうじ字FuriganaMeanings1nounexpressway; motorwayA road designed for high-speed automobile traffic, often with limited access. Similar to 高速道路, but 自動車道 may be used in specific names or contexts.この自じ動どう車しゃ道どうは夜や間かん工こう事