The Holy Empire of Britannia is a superpower in Code Geass: Portrait of Despair.
- Charlotte di Britannia
- Mina di Britannia
- Nunnally vi Britannia
- Lelouch vi Britannia
- Charles zi Britannia
- Melissabeth di Britannia
- Tifa la Britannia
- Safiya el Britannia
The Holy Empire of Britannia is a superpower in Code Geass: Portrait of Despair.