YOU SAID:

i havent seen myself today

INTO JAPANESE

私は今日自分自身を見ていない

BACK INTO ENGLISH

I didn't see myself today

INTO JAPANESE

今日は自分の姿が見えなかった

BACK INTO ENGLISH

I couldn't see myself today.

INTO JAPANESE

今日は自分の姿が見えませんでした。

BACK INTO ENGLISH

I couldn't see myself today.