Naruto Shippuden: Ultimate Ninja Storm 2

Once you collect all the memory crystals from around the world go to the hokage's mansion and talk to the ninja who allows you to replay fights and go to memories and watch each of them if don't want to watch press skip it doesn't effect the achievement and it pops and you get a couple titles as well

To obtain this achievement you need to go all through the game.

You must obtain good score and perform good skills on every main battle. That will have a result of a memory clip during the end of your battle.

Once you are available to move freely after finishing some important battles and main battles.

You have to go back to the scene of those battles in order to obtain:
battles scrolls
story scrolls and *MEMORY CRYSTALS*

If you go back and forward looking for this items you will be available to obtain this achievement once you obtain every Memory Crystal. AND REVIEW THEM ON HOKAGES MANSION!

NOTE: THIS MUST BE COLLECT EVERY TIME BEFORE TAKING A MAIN MISSION.
THAT WILL COST THE LOST OFF ITEMS.