プログレッシブ和英中辞典(第4版)の解説
さんきんこうたい【参勤交代】
a system under which feudal lords in the Edo period were required to spend every other year in residence in Edo
日本語の解説|参勤交代とは
a system under which feudal lords in the Edo period were required to spend every other year in residence in Edo