人じん生せい初はつ

noun, noun which may take the genitive case particle 'no'

first time in one's life

Used to describe an experience or event that is happening for the very first time in a person's life. Often used attributively with の or as a noun.

• 人じん生せい初はつの海かい外がい旅りょ行こうに行いく。

  I'm going on my first overseas trip ever.

• 人じん生せい初はつの経けい験けんだった。

  It was a first-in-a-lifetime experience.