落おとし主ぬし

noun

owner of a lost item; person who dropped something

Refers to the person who lost or dropped an item, often used in contexts like lost-and-found or returning belongings.

• 落おとし主ぬしが見みつからないので、財さい布ふを交こう番ばんに届とどけた。

  Since the owner couldn't be found, I turned in the wallet at the police box.

• この傘かさの落おとし主ぬしをご存ぞんじですか。

  Do you know who dropped this umbrella?