The primary musical "pieces" for include a selection of opening, ending, and insert themes primarily performed by the duo angela , with orchestral scoring by Tsuneyoshi Saito . Theme Songs Opening Themes : "Exist (イグジスト)" by angela (Episodes 1–4). "DEAD OR ALIVE" by angela (Episodes 5–12). Ending Themes : "Anya Kouro (暗夜航路)" by angela (Episodes 1–3, 13). "Aisuru Koto (愛すること)" by angela (Episode 4). "Horizon (ホライズン)" by angela (Episodes 5–12). Notable Insert Songs "Sono Toki, Soukyuu e" by angela (Episode 8). "DEAD OR ALIVE" by angela (Episode 11). Official Soundtracks
: Contains additional pieces specifically for the latter half of the series.
: Features 21 tracks including "ORIHIME," "Two Hopes," and "Overwhelming Despair".
: Includes tracks like "Angel Arrow" and "Orange no Kaze". Soukyuu no Fafner: Dead Aggressor on Spotify & Apple Music
The background music for the series is composed by and is collected across several releases: