生せい没ぼつ年ねん未み詳しょう

expression

dates of birth and death unknown

A fixed phrase used in biographical contexts, similar to 生没年不詳. Often seen in historical or academic descriptions.

See also: 生没年不詳

• この画が家かは生せい没ぼつ年ねん未み詳しょうだが、作さく品ひんは多おおく残のこっている。

  This painter's dates of birth and death are unknown, but many works remain.