東とう山さん道どうとうさんどうじ字FuriganaMeanings1nounTōsandō (historical region)historical termHistorical administrative region of Japan, located between the Tōkaidō and Hokurikudō. Used in historical contexts.東とう山さん道どうは、古こ代だい日本にほんの行ぎょう政せい区く画かくの一