The phone's screen would curve to conform to its rounded corners, according to Japanese website Macotakara.
Chief Financial Officer Fran Shammo says he "feels much better about the second quarter."
The company already says Edge adoption is running above expectations, although it didn't disclose any numbers.
BlackBerrry revenue has taken a tumble while under a third of BlackBerry phones sold last quarter used BB10.
Out of 3.4 million BlackBerrys sold in the fiscal fourth quarter, only 1.1 million ran on the newer BlackBerry 10 OS. Still, the company posted a narrower loss than expected.
Since its release in the App Store as a free upgrade to OS X users, Apple's Mavericks operating system has been widely adopted; however, the rate of installation is only about half that of iOS.
The newest version of Apple's Mac operating system is being adopted faster than older versions of the software, according to stats from ad network Chitika.
Apple's latest mobile OS update, released just on Monday, is rising up the ranks, according to stats from ad network Chitika.
The latest flavor of iOS hit the halfway mark on March 3, according to Onswipe, which creates mobile Web sites for the business world.
Fact check: Is Android the most successful, fastest adoption of an operating system in history, as a Google executive claims?