幼なじみ

いやそいつ俺の幼なじみっすよ

No, that guy’s my childhood friend.

— Love Letter (1995)

幼なじみが春から大阪の大学に行くらしい。

Apparently, my childhood friend is going to a university in Osaka starting this spring.

彼とは幼なじみです。

I've known him since we were kids.

私たちは幼なじみです。

We’re childhood friends.

ああ和彦幼なじみなの

Oh, Kazuhiko, you two are childhood friends.

— When Marnie Was There (2014)

僕たち、幼なじみなんだ。

We’ve been friends since childhood.

幼なじみだったんだ

We were childhood friends.

— Carandiru (2003)

私はトムの幼なじみです。

I’m Tom’s childhood friend.

ネトは幼なじみだった

Neto was my childhood friend.

— エリート・スクワッド (2007)

そのあとマーニーは札幌に移って幼なじみの和彦さんと結婚したの

After that, Marnie moved to Sapporo and married her childhood friend, Kazuhiko.

— When Marnie Was There (2014)