Accomplish the indicated achievement to get the corresponding number of 
Gamerscore points:

100 Combo accomplished! (20 points) - Try to chain you combos
Acquired all titles (30 points) - Need to clear sub events to acquire titles
Adventurer (50 points) - The maps are opened up by the direction of the cameras is focused.
Crafting master (10 points) - Just try out crafting.
Defeated 1000 enemies (10 points) - You just need to fight!
Hyper gambler (10 points) - Try earning more chips
Level MAX (10 points) - Just fight your way through
Monster master (30 points) - Don't forget to use your Magic lens
Perfect collector (30 points) - There are items only available by crafting
Played over 100 hours (20 points) - You need patience
Super-rich (10 points) - Try saving more gald
Traveled over 100,000 km (10 points) - A long way to go
Used all Save Points (10 points) - Save Points are located in various place of the world
Versperia master (0 points) - Go for a total completion