Datengoku Sensen
"Datengoku Sensen" is Ali Project's 26th single. This single was released as a CD on 21 October 2009 under Mellow Head, a sublabel of Lantis, an anime music company.
The single title was used as the opening theme for the anime series Tatakau Shisho: The Book of Bantorra.
Track listing
| # | Track name | Romaji |
| 01 | 堕天國宣戦 | Datengoku Sensen |
| 02 | 寶島 | Takarajima |
| 03 | 堕天國宣戦 -Instrumental- | Datengoku Sensen -Instrumental- |
| 04 | 寶島 -Instrumental- | Takarajima -Instrumental- |