expression, noun
midway province
Archaic term for a province located partway along a major route from the capital, used in historical contexts. Compare 道の口 (entrance province) and 道の後 (farther province).
道の中にあたる国々は、都からの旅人にとって重要な中継地だった。
The provinces that were 道の中 served as important waypoints for travelers from the capital.