Complete the following achievements to unlock Xbox Live Gamerscore points.

Achievement	How to unlock
Ayumi Cleared ( 180 points )	Cleared Ayumi's scenario.
Ayumu Cleared ( 180 points )	Cleared Ayumu's scenario.
Haruka Cleared ( 180 points )	Cleared Haruka's scenario.
Komomo Cleared ( 180 points )	Cleared Komomo's scenario.
Prologue Cleared ( 100 points )	Cleared the prologue.
Yu Cleared ( 180 points )	Cleared Yu's scenario.