(Cｷｰ)C-key:Gun(機銃) (Vｷｰ)V-key:Canon(機関砲) (XとZｷｰ)X&Z-key:Throttle control(加速、減速) (Pｷｰ)P-key:Pause&Option(一時停止、オプション)
credit to yuukitioi for original project
