Debug Mode
Enable Sound Test cheat Press I II than keep pressing Select until the debug screen appears You can now do the following
CodeEffectUse level select to go onto which level you want then hold I and II and press Start to begin gampleay with 10 lives and 10 bombExtra Lives Bombs PowerEnter 83Half Game with lots of SatellitesEnter 77 Press Up Down before leaving debug screenInvincibilityEnter 00 level 0 09 level 9Level SelectSelect Difficulty
After selecting your mode press Run and Select simultaneously to reset the game
CodeEffectPlace I and II on top turbo speed and hold down I II and Select simultaneouslyNormal Dog or Hard Human difficultyPlace I and II on low turbo speed and hold down I II and Select simultaneouslySuper Mania or God of the Game difficultySound Test
Hold Select and alternately press Left and Right repeatedly until Sound 01 appears
CodeEffectAt the title screen hold Select and press Run until the phrase Area 1 appears30 ContinuesEnable the Sound Test cheat Press I II Select 22 times Then hold Select and Run until the game startsArea 0 30 continuesHold Select and alternately press Left and Right repeatedly until Sound 01 appearsSound TestHold Right and keep pressing Run quickly at the title screenView Ending