Looks like I found the missing link - PSP sold whooping 4.5 million (sell-in) in Asia, outside of Japan:
Official Sony figures follow:
* SCEA: Approx. 18 million units
* SCEE: Approx. 16 million units
* SCEAsia: Approx. 4.5 million unit
* SCEJ: Approx. 11.5 million units
http://www.el33tonline.com/past/2009/2/16/sony_reacts_to_psp_reaching_50/







