- GZNGNLSP
Keep weapons after death - PAXKPGLA
Start with 1 life - TAXKPGLA
Start with 6 lives - PAXKPGLE
Start with 9 lives - OZVKKLVS
Infinite lives - YGNGAKTL + PAVKTGAP
Start with Dual Cannons - YGNGAKTL + ZAVKTGAP
Start with Laser - YGNGAKTL + GAVKTGAP
Start with Shoot Right - YGNGAKTL + AAVKTGAO
Start with Shoot Left - YGNGAKTL + APVKTGAP
Start with Five Direction Firing - YGNGAKTL + AZVKTGAP
Start with Three Direction Firing - YGNGAKTL + AGVKTGAP
Start with Force field - GZOGIGSA + PAEGPLPA
Start at stage 2 - GZOGIGSA + ZAEGPLPA
Start at stage 3 - GZOGIGSA + LAEGPLPA
Start at stage 4 - GZOGIGSA + GAEGPLPA
Start at stage 5 - GZOGIGSA + IAEGPLPA
Start at stage 6
Note: For the following 5 codes, you must wait for the “Demonstration Game” to start by itself before pressing “Start”. The display will read “Stage 1,” but each code will warp you to the stage listed below.