YOU SAID:

This letter has to be very personal, so I'm writing it in my own ink.

INTO JAPANESE

この手紙には非常に個人的なので、私自身のインクでそれを書いています。

BACK INTO ENGLISH

This letter is very personal, so wrote it up in my own ink.

INTO JAPANESE

この手紙は、非常に個人的なので私自身のインクでそれを書いた。

BACK INTO ENGLISH

This letter is very personal, so wrote it in my own ink.

INTO JAPANESE

この手紙は非常に個人的なだから自分のインクで書いた。

BACK INTO ENGLISH

This letter is very personal so I wrote in my ink.

INTO JAPANESE

この手紙は、私のインクで書いたように非常に個人的です。

BACK INTO ENGLISH

This letter is written in my ink is very personal.

INTO JAPANESE

この手紙私のインクは非常に個人的です。

BACK INTO ENGLISH

This letter my ink is very personal.

INTO JAPANESE

この手紙私のインクは非常に個人的です。

BACK INTO ENGLISH

This letter my ink is very personal.