YOU SAID:

First let me take a selfie!

INTO JAPANESE

まず最初に私は、selfie!

BACK INTO ENGLISH

First of all I am salfia!

INTO JAPANESE

まず第一に salfia よ

BACK INTO ENGLISH

First foremost salfia.

INTO JAPANESE

最初の何よりも salfia。

BACK INTO ENGLISH

First foremost salfia.