Japan is the second best selling country for the ps4

[Kerotan]

TheWPCTraveler said:
This just shows us that the PlayStation 4 sells well in a wide variety of countries, as the top five indicated here all make up only 58% of all PS4 sales.

Well said. The point is Sony care about a lot of countries and treat them all as important. That's why it's a global juggernaut and dominates the  console industry WW.