From left to right, these are the characters: Anemone (Eureka Seven)Ryuko (Kill la Kill)Makoto Kino/Sailor Jupitor (Sailor Moon Crystal)Kallen (Code Geass)
Do you know what they have in common?
Of This Card!
AND THE ANSWER IS...................
Voice actress Ami Koshimizu voices them all!!
I came across this article that goes through 36 different popular characters that she voices, and I am impressed! She's been in many of our favorite anime from as far back as 2003, so you're probably already her fan, haha!
Which of her roles is your favorite?
You can see her full work list here :)