On Thursday, 7/21, Crunchyroll will have an industry panel in room 6A at 145PM, where they'll go over some of the latest announcements.
On Friday, 7/22, DJ Jun Inagawa and ATARASHII GAKKO (who also happens to be one of the stars of Crunchyroll Expo's New Crunchy City Music Festival) will be at the Rady Shell, which is located right behind the convention center. The show starts at 7PM and runs until 930PM.
On Saturday, 7/23, The Dragon Ball Z Concert Experience will also be at the Rady Shell starting at 7PM. The San Diego Symphony Orchestra will perform some of the music behind Dragon Ball Z. This will be followed by the Crunchyroll-Hime Animata Dance Party.
Both events are free, but you will need a SDCC badge in order to attend.
Crunchyroll will also have a booth inside the convention center's exhibit hall.