This is just the number of people who "liked" the themes on PSN after buying them, since there was no way for us to actually get sales data.
As you can see, America rated Kokoro higher than Asia or Europe
I chose my words carefully. I'm actually looking at a live (or more recent) version of the page right now.
You think out of the 25 million or whatever PS4 owners, only like 20 people bought the Lisa theme in the entire continent?
The page heading is "DOAX3 theme review rankings", so no I was well aware what data it was presenting.
Japan
I was simply shedding light on the fact that Kokoro's popularity isn't limited to Japan.