- Purchase the song pack "Emotion Samples 01" in the Black Market.
- This song is the counterpart of Oriens, a song in the original Cytus game, also composed by ginkiha.
- Occidens means "sunset" in Latin. The sunset in the song's cover might represent the title.
- However, Occidens also means "west", which is a counterpart to the title Oriens, meaning east.