YOU SAID:

i haven't showered in 5 years

INTO JAPANESE

私は5年間シャワーを浴びていない

BACK INTO ENGLISH

I have not been showered for 5 years

INTO JAPANESE

私は5年間シャワーを浴びていません。

BACK INTO ENGLISH

I have not been showered for 5 years.

INTO JAPANESE

私は5年間シャワーを浴びていません。

BACK INTO ENGLISH

I have not been showered for 5 years.