noun
relay station; post station; stage
Historical term for official stopping points along major roads during the Edo period, where travelers could rest, change horses, and relay goods or messages.
東海道には五十三の宿駅が置かれていた。
Fifty-three post stations were established along the Tōkaidō.
宿駅では旅人が馬
Travelers changed horses at the relay stations.