According to fan-net Becky will be releasing a new single, "Suki Dakara" (好きだから) on February 3, 2010 and her debut album
Hikari no Hoshi (光の星) on February 24, 2010.
The second single has been confirmed by her label. The album however has not been.
http://www.emimusic.jp/artist/becky/