9b11f552____Final_Fantasy_X_2_Item_List__Location
[Name] Crimson Sphere 8 [Description] Appears to be part of some kind of record. [Location] 
On Level 20 of the Via Infinito at Bevelle in Chapter 5, the Crimson Sphere is dropped by Aranea after defeating it.
Final Fantasy World - Final Fantasy X-2 Item List
Location