Most of the pages are in japanese. And while I speak a little, I can' t read for ****. It' s still very unconfirmed, but do a google search for

SCPH-79000

(SCPH-79000 is the next logical step in PS2 version numbers by the way)

I found tons of japanese sites, with the occasional bite of english (smaller size/weight/ac-adaptor), & one english forum claiming it was news. I don' t trust the english forum one bit, considering it happened to be VGcharts , but the buzz coming out of Japan is certainly interesting.