YOU SAID:

I'm most concerned for Joseph's well-being.

INTO JAPANESE

私はジョセフの幸福を最も心配しています。

BACK INTO ENGLISH

I am most concerned about Joseph's happiness.

INTO JAPANESE

私はジョセフの幸せを最も心配しています。

BACK INTO ENGLISH

I am most worried about Joseph's happiness.

INTO JAPANESE

私はジョセフの幸せを最も心配しています。

BACK INTO ENGLISH

I am most worried about Joseph's happiness.