(keitai-l) Symbian in Japan?

As the first 3G FOMA Symbian phone introduced by Fujitsu in Japan a new 
chapter is open for handset
development:

http://www.symbian.com/press-office/2002/pr021210.html

Symbian looks like the best candidate to be the "Windows" of the 
smartphones as
"Symbian OS licensees account for more than 80% of worldwide mobile 
phone sales"

Is Symbian OS going to be a key technology for future 3G phones in 
Japan?

Giovanni