O2EMU is an offline emulator for O2Jam based on O2Jam China version 1.5. It is made by the music developer team Jack Chen.


Its language is Chinese but it has a similar interface with the other versions. It basically employs the same gameplay.


  • 999 rings of all kinds
  • O2MO avatar
  • offline experience

Errors and problemsEdit

  • There are only 3 MusicHalls that you can play the song in any difficulty.
  • When you exit, a website will pop-up.
  • You cannot change your avatar.
  • Upon starting the level is 100, but when you finish a song, your level drops to 30.
  • You have to make your own EMUList using the OJNList creator.