とは無関係だ

have nothing to do with

→ と
phrase Uncommon #16,652
have nothing to do with Used to say that someone or something is unrelated to, or has no connection with, the person or thing marked by とは. The form can change, such as とは無関係である or とは無関係だった.
JA: その事件とは無関係だと主張した。
EN: They claimed to have nothing to do with the incident.

彼はこの件とは無関係だ

He has nothing to do with this matter.

— レザボア・ドッグス (1992)

の価値はその人の外観とは無関係だ

A person’s worth has nothing to do with their appearance.

とは無関係だと言っている

They say they have nothing to do with the military.

— アイム・スティル・ヒア (2024)

私はその件とは無関係だ

I have nothing to do with that matter.

今回のことはこの家とは無関係だああでも全体に関わることだ

This has nothing to do with this house—it concerns the entire country.

— 善き人のためのソナタ (2006)

彼らのトラブルとは無関係だ

It has nothing to do with their problems.

私の知る限りでは彼女はそのスキャンダルとは無関係だ

As far as I know, she has nothing to do with that scandal.