it's not my fault

Phrase

broadly informal

Japanese Meaning

私のせいではない / 私が原因ではない

When the vase fell and shattered, I kept telling everyone it's not my fault.

花瓶が落ちて割れたとき、私は皆に私のせいではないと何度も言い続けた。

Sense（1）

I did not cause the problem.

It's not my fault that it's raining.

Sense（2）

(by extension, informal) I did not cause it (regardless of whether the subject matter is perceived as problematic).

It's not my fault that you're so smart!