The fourth world is a post-apocalyptic wasteland, where Suzaku, the Vermilion Bird, roams the surface defended by an impenetrable forcefield.
As the other three Symbols, there are seven "mansions", or positions, of the moon within Vermilion Bird.
The Vermilion Bird: T'ang Images of the South (1967).
It is one of the southern mansions of the Vermilion Bird.
Vermilion Bird of the South (朱雀)
He was once a fighting rooster of the royal court, then went to heaven with Liu An and was known as the Vermilion Bird.
The Vermilion Bird for violin and piano (2010)
The reincarnation of Suzaku the Vermilion Bird of the South.
She is the Vessel of the Vermilion Bird or Suzaku.
She is last seen collapsing, possibly dead, as a side effect of containing the power of the Vermilion Bird.