Shinkyoku Soukai Polyphonica Black
神曲奏界ポリフォニカ ・ブラック
Set in the same timeline as the Polyphonica Crimson series.
Each title is written in the format Shinkyoku Polyphonica title Black (神曲奏界ポリフォニカ title・ブラック )
1. Inspector
2. Silent
3. Player(s)
4. Triangle
5. Resolution
6. Patient
7. Memoirs (Memowazu / メモワーズ )
8. Reliance
9. Isolation
10. Liberation
11. Adoration
12. Promised
13. Advent
Following the authors death in 2010, the future of the series is unknown.