満まん年ねん齢れい

noun

Western-style age; completed years of age

Refers to age counted by fully completed years since birth, as opposed to the traditional Japanese 数え年 system. Common in legal and official documents.

• 日本にほんでは、法ほう律りつ上じょうの年ねん齢れいは満まん年ねん齢れいで計けい算さんされます。

  In Japan, legal age is calculated using the Western-style completed-years system.

• 満まん年ねん齢れいでは彼かれはまだ19歳さいだが、数かぞえ年どしでは20歳はたちになる。

  By Western-style age he is still 19, but by the traditional Japanese count he is 20.