[How to get the high score]

In the Headquarters you will receive a stronger attack from the enemies.
Every time you continue the game, your total score will be decreased by five percent.
Watch the rest of the life level when you play.

   
In a tube section, if you shoot batteries quickly, their number will be increase.
If you want to get high score, shoot them as quick as possible.
 

 
The enemy who is not sighted may have the useful items.
   
At the stairs, the enemies appear close to you and alone.
Try " justice shot ".
   
Try to shoot all running enemies to get the points.
   
When you shoot the invisible suit of the Boss, that part will appear and turn into the visible suit.
After that, you get high points when you shoot the visible part of the suit.