失しつ名めい氏し

noun

unknown person; anonymous individual

Refers to a person whose name is not known or not disclosed. Often used in formal or written contexts.

• その手て紙がみは失しつ名めい氏しから届とどいた。

  The letter came from an unknown person.

• 寄き付ふ者しゃの欄らんには失しつ名めい氏しと書かかれていた。

  The donor field was listed as 'anonymous'.