[Update: August 28, 2015]
・ ”Our Terms of Service need to be accepted again. Please visit playmemoriesonline.com using a computer browser to login and accept our Terms of Service."
・ “The initial setup was not completed. Please use your computer to visit http://playmemoriesonline.com/ and set up your name.”
Open following web page with your PC or smartphone, and click “Sign-in” button.
Input Sign-in ID and password and click “Sign-in” button.
By this agreement, you can sign-in to PlayMemories Online from BRAVIA also.