G.O's single album featuring Nassun will be released on August 26, 2010. Stay tuned!
F.T. Island's album was kind of confirmed by Jonghun on cyworld:
"슬슬 한국앨범 시동 걸어보나요?"
Slowly...the start of our Korean album is coming along?
source: soompi
source for both: Melon
source: AbsoluteMBLAQ