Complete the following achievements to unlock Xbox Live Gamerscore points.

Achievement	How to unlock
...this is? ( 10 points )	Obtain the vivid crimson jewel.
Feelings of Gingin... ( 10 points )	Obtain the brilliant blue jewel.
First Chapter Cleared! ( 20 points )	Clear the first chapter.
Fourth Chapter Cleared! ( 20 points )	Clear the fourth chapter.
Second Chapter Cleared! ( 20 points )	Clear the second chapter.
Third Chapter Cleared! ( 20 points )	Clear the third chapter.
What caught the eye's attention!! ( 10 points )	Obtain the glittering green jewel.