Failure is Not an Option Lyrics
| Song | Failure is Not an Option |
| Artist | Hyakutaro Tsukumo |
| Album | PERFECT SOUNDTRACK 機装猟兵 GUNHOUND EX & GUNHOUND Secret File |
YouTube Results (More on YouTube)
| Song | Failure is Not an Option |
| Artist | Hyakutaro Tsukumo |
| Album | PERFECT SOUNDTRACK 機装猟兵 GUNHOUND EX & GUNHOUND Secret File |