YOU SAID:

Who is Batman if I'm superman then how are you alive

INTO JAPANESE

俺がスーパーマンだとしたらバットマンって誰だ？

BACK INTO ENGLISH

If I were Superman, who would be Batman?

INTO JAPANESE

私がスーパーマンならば、バットマンは誰でしょうか？

BACK INTO ENGLISH

If I were Superman, who would be Batman?