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

Target: Eboshidori (10 points): Destroy Eboshidori. 
Target: Buppousou (10 points): Destroy Buppousou. 
Target: Uzura (15 points): Destroy Uzura. 
Target: Misago (15 points): Destroy Misago. 
Target: Tageri (15 points): Destroy Tageri. 
Good grade (20 points): Complete Chapter 1 in any mode with a grade of A or 
better. 
Fine grade (20 points): Complete Chapter 2 in any mode with a grade of A or 
better. 
Excellent grade (20 points): Complete Chapter 3 in any mode with a grade of A 
or better. 
Stellar grade (20 points): Complete Chapter 4 in any mode with a grade of A or 
better. 
Star player (20 points): Complete the Final Chapter in any mode with a grade 
of A or better. 
Unstoppable (25 points): Clear the game in any mode without using Continues. 
Dot Eater (10 points): Clear a certain chapter in any mode without shooting at 
all.