Sony announced the Xperia Z4 smartphone, its flagship Android device for 2015, at the end of April 2015, but only for Japan. For a few weeks it remained tantalizingly out of reach for many, but then, ...

Sony’s new flagship smartphone, the Xperia Z4, will be called the Xperia Z3+ when it goes on sale outside Japan in June. The phone has a sleeker design, faster processor and better front camera than ...