鎌倉時代の初期のころに
鎌倉時代の文化
the age of cave-dwellers
the period of government in Japan by the {Tokugawa Shogunate}
a Japanese historical period called the {"Jomon"} period
the bronze age
in Japanese history, a period called 'Yamato-chotei-jidai'
the bronze age
the Middle Ages
a period of time called the alluvial period
the stone age
the Iron Age
the Catholic Middle Ages