関係がない

have nothing to do with

→ 関係
phrase Uncommon #11,889
have nothing to do with Can mean either being unrelated to something or not being involved in it.
JA: その話は私には関係がない。
EN: That has nothing to do with me.

私は彼らと全く関係がないんだ。

I have absolutely nothing to do with them.

その両国は外交関係がない。

Those two countries have no diplomatic relations.

彼はその問題と関係がないことを明らかにした。

He made it clear that he had nothing to do with the matter.

喫煙はガンとほとんど関係がないと思うのはおろかです。

It’s foolish to think that smoking has little to do with cancer.

君の質問は討議中の問題と関係がない。

Your question is irrelevant to the matter under discussion.

全然関係がないってことは言えないよ

I can't say it has nothing to do with it.

— 生きる (1952)

その問題は私には関係がない。

That issue has nothing to do with me.

私はその汚職とは全く関係がない。

I have absolutely nothing to do with that corruption.

僕はその件と何も関係がない。

I have nothing to do with that matter.

これは君には関係がない。

This has nothing to do with you.

彼とはまったく関係がない。

I have absolutely nothing to do with him.