Top > Settings > Application Data Management > Saved Data (PSP™/PlayStation®/Other)
Saved Data (PSP™/PlayStation®/Other)
On your system, you can play the PSP™Game software and PlayStation® format software that you have downloaded from PlayStation®Store.
Using this menu item, you can verify and delete the saved data for PSP™Game software and PlayStation® format software.
Select [Application Data Management] > [Saved Data (PSP™/PlayStation®/Other)].
To delete the saved data, select 
(Options) > [Delete].