Shudu_(Unl)[Unknown][VT03] pass 1

game
  crc: 7e15be80
  title: Shudu_(Unl)[Unknown][VT03]
  board: 256
    memory
      type: ROM
      size: 0x4000
      content: Program
    memory
      type: ROM
      size: 0xc000
      content: Character

E: Mapper: 256

ERROR:  Unsupported mapper


Shudu_(Unl)[Unknown][VT03] pass 2

game
  crc: 7e15be80
  title: Shudu_(Unl)[Unknown][VT03]
  board: 256
    memory
      type: ROM
      size: 0x4000
      content: Program
    memory
      type: ROM
      size: 0xc000
      content: Character

E: Mapper: 256

ERROR:  Unsupported mapper


Shudu_(Unl)[Unknown][VT03] pass 3

game
  crc: 7e15be80
  title: Shudu_(Unl)[Unknown][VT03]
  board: 256
    memory
      type: ROM
      size: 0x4000
      content: Program
    memory
      type: ROM
      size: 0xc000
      content: Character

E: Mapper: 256

ERROR:  Unsupported mapper