Features

• 7 stages per 1 round.
  
• DirectInput & XInput controller are supported.
  
• No bullet-hell.
  
• No bomb, no combo, no buzz, no gems, no medals and any other bonus items, and no difficult scoring system.
  
• Simple bonus system just to annihilate the enemy formation.
  
• Designed to be able to concentrate on the two factors of avoiding bullets and firing shots.
  
• 3 difficulties.
  
• Fine configuration changes are possible.
  
• Steam Leaderboards, Steam Achievements, and Steam Cloud are supported. When playing in fullscreen, please enable Steam Overlay to enable achievements-popup display.

Game System

• Directional control (Analog stick or D-pad)
  
• Weapon1
  
• Weapon2 (Not use while deploying shield)
  
• Changing Speed
  
• Insert credits

Option settings

• Switch windowed mode or full screen mode.
  
• Adjust the window size. Original window size is 320x240.
  
• Adjust vertical scale of the screen for full screen, if you want to adjust aspect ratio.
  
• Adjust the window position to center of display screen.
  
• BGM volume control.
  
• SFX volume control.
  
• The difficultiy of the game to choose from three, normal, hard or insane.
  
• When using XInput gamepad, you can adjust the dead zone of the analog stick.
  
• Indicate or not help messages of menu screens.
  
• Remember player name (score name) or not to ini file.
  
• V-sync for full screen.
  
• Reset local leaderboards data.
  
• Key settings of the keyboard, XInput gamepad and DirectInput gamepad.
  
• Restore default settings.

Extra Options

• Practice mode (Stage select mode).
  
• If you want to play your ogg files in this game, you can change BGM with the playlist editor. Note: To the extent that it does not conflict with the law, please use at your own risk.
  
• The function to change the player fighters' coloring, the transparency of those borderline, and collision area indication or off.

In-game options

• Adjust the brightness of game screen.
  
• Choose font colors and shadow.
  
• Choose weapon stat icons' position or turn off.
  
• Choose position of in-game messages or turn off.
  
• Switch SFX on or off when enemies attacks. Regarding some attacks, SFX will be played regardless of this setting.
  
• Switch shards effect on or off when enemies has destroid. Explosion anime can not be turned off.
  
• Switch smoose scroll and sprite rotation on or off.
  
• Switch display of FPS information on or off.
  
• Switch enemies blink when damaged on or off.
  
• Restore default settings.