一いっ世せい紀き

noun

century; one century

Refers to a period of 100 years, often used in historical contexts or to specify a particular century (e.g., 20世紀).

• この建たて物ものは一いっ世せい紀き以い上じょう前まえに建たてられました。

  This building was built over a century ago.

• 一いっ世せい紀きは百ひゃく年ねんに当あたる。

  One century is equivalent to one hundred years.