The following are known CWCheat Codes for Antiphona no Seikahime: Tenshi no Score Op.A on Sony Playstation Portable (PSP).

_S ULJS-00228
_G Antiphona no Seikahime:  Tenshi no Gakufu Op.A [JP]
_C0 1P MEMBER EXP100
_L 0x0140D1A8 0x00000064
_C0 1P MEMBER STR100
_L 0x0140D1A3 0x00000064
_C0 2P MEMBER EXP100
_L 0x0140D1E8 0x00000064
_C0 2P MEMBER STR100
_L 0x0140D1E3 0x00000064
_C0 3P MEMBER EXP100
_L 0x0140D228 0x00000064
_C0 3P MEMBER STR100
_L 0x0140D223 0x00000064
_C0 4P MEMBER EXP100
_L 0x0140D268 0x00000064
_C0 4P MEMBER STR100
_L 0x0140D263 0x00000064 
_C0 ALL ITEM 9
_L 0x80265ADA 0x01B60008
_L 0x10000009 0x00000000
_C0 ALL MEMBER EXP100
_L 0x8140D1A8 0x000B0040
_L 0x10000064 0x00000000
_C0 COIN 9999
_L 0x1026479C 0x0000270F