YOU SAID:

if this doesn't get him noticed, nothing else will.

INTO JAPANESE

もしこれが彼に注目させなかったら、他に何も注目させないだろう。

BACK INTO ENGLISH

If this didn't draw his attention, nothing else would.

INTO JAPANESE

もしこれが彼の注意を引かなかったら、他に何も引かなかっただろう。

BACK INTO ENGLISH

If this hadn't caught his attention, nothing else would.

INTO JAPANESE

もしこれが彼の注意を引かなかったら、他の何ものも彼の注意を引かなかっただろう。

BACK INTO ENGLISH

If this hadn't caught his attention, nothing else would have caught his attention.

INTO JAPANESE

もしこれが彼の注意を引かなかったら、他に何も彼の注意を引くことはなかったでしょう。

BACK INTO ENGLISH

If this didn't catch his attention, nothing else would.

INTO JAPANESE

もしこれが彼の注意を引かなかったら、他に何も引かないでしょう。

BACK INTO ENGLISH

If this didn't catch his attention, nothing else would.