Music

The 07-Ghost original soundtracks were composed and arranged by Kotaro Nakagawa. The first opening and ending themes for the series are "Aka no Kakera" and "Hitomi no Kotae", which were performed by Yuki Suzuki and Noria respectively. They are featured from episodes 1 to 25.

Melody of Michael OST
The first Original Soundtracks titled 'Melody of Michael', was released on 18 November 2009 and contains three discs with a total number of eighty-four tracks. {| border="0" cellpadding="1" cellspacing="1" style="width: 100%; height: 100%;"
 * style="background-color: rgb(218, 218, 218); text-align: center;"|Album Art
 * style="background-color: rgb(218, 218, 218); text-align: center;"|Artist
 * style="background-color: rgb(218, 218, 218); text-align: center;"|Original Release Date
 * 07-GHOST - Original Soundtrack.png
 * style="text-align: center;"|Kotaro Nakagawa
 * style="text-align: center;"|18 November 2009
 * colspan="3" style="background-color: rgb(128, 191, 244); text-align: center; height: 10px;"|
 * colspan="3" style="background-color: rgb(218, 218, 218); text-align: center; height: 10px;"|
 * colspan="3" style="background-color: rgb(128, 191, 244); text-align: center; height: 10px;"|
 * colspan="3" style="background-color: rgb(218, 218, 218); text-align: center; height: 10px;"|
 * colspan="3" style="background-color: rgb(218, 218, 218); text-align: center; height: 10px;"|

Disc One

 * style="background-color: rgb(218, 218, 218); text-align: center;"| Track No.
 * style="background-color: rgb(218, 218, 218); text-align: center;"|Track Name
 * style="background-color: rgb(218, 218, 218); text-align: center;"|Length
 * style="text-align: center;"|1
 * Teito Klein (テイト=クライン, Teito Klein)
 * style="text-align: center;"|2:24
 * style="text-align: center;"|2
 * Reminiscence (Piano version) (追憶, Tsuioku (Piano version))
 * style="text-align: center;"|2:23
 * style="text-align: center;"|3
 * Reminiscence (Trombone version) (追憶, Tsuioku (Trombone version))
 * style="text-align: center;"|2:23
 * style="text-align: center;"|4
 * Guiding Memory (導きだされた記憶, Michibidasareta Kioku)
 * style="text-align: center;"|1:18
 * style="text-align: center;"|5
 * Busy Time (慌ただしい時間, Awatadashii Jikan)
 * style="text-align: center;"|1:22
 * style="text-align: center;"|6
 * Imperial Military Academy (帝国陸軍士官学校, Teikoku Rikugun Shikan Gakkou)
 * style="text-align: center;"|2:30
 * style="text-align: center;"|7
 * Warm Heart (温かい心, Atatakai Kokoro)
 * style="text-align: center;"|2:18
 * style="text-align: center;"|8
 * Soul Killer ~Zehel (斬魂～ゼヘル, Zankon ~Zehel)
 * style="text-align: center;"|1:51
 * style="text-align: center;"|9
 * Soul Killer ~Zehel 2 (斬魂～ゼヘル 2, Zankon ~Zehel 2)
 * style="text-align: center;"|1:38
 * style="text-align: center;"|10
 * Soul Keeper ~Profe (預魂～プロフェ, Yokon ~Profe)
 * style="text-align: center;"|2:39
 * style="text-align: center;"|11
 * Soul Keeper ~Profe 2 (預魂～プロフェ 2, Yokon ~Profe 2)
 * style="text-align: center;"|2:39
 * style="text-align: center;"|12
 * Soul Binder ~Fest - Spinning Fate (繋魂～フェスト・紡がれる運命, Keikon ~FEST - Tsumugareru Unmei)
 * style="text-align: center;"|1:54
 * style="text-align: center;"|13
 * Barsburg Empire (バルスブルグ帝国, Barsburg Teikoku)
 * style="text-align: center;"|1:47
 * style="text-align: center;"|14
 * Empire's Menace (帝国の脅威, Teikoku no Kyoui)
 * style="text-align: center;"|1:45
 * style="text-align: center;"|15
 * Everyday wrapped in Light (光に包まれし日常, Hikari ni tsutsumareshi nichijou)
 * style="text-align: center;"|1:11
 * style="text-align: center;"|16
 * Sisters' Guidance (シスターのお導き, Sister no Omichibiki)
 * style="text-align: center;"|1:17
 * style="text-align: center;"|17
 * HOBURUGU Fort (ホーブルグ要塞, HOHBURG Yousai)
 * style="text-align: center;"|1:43
 * style="text-align: center;"|18
 * The Next Move (次なる一手, Tsugi Naru Itte)
 * style="text-align: center;"|1:31
 * style="text-align: center;"|19
 * End the Fight Violently (熾烈を極める闘い, Shiretsu wo Kiwameru Tatakai)
 * style="text-align: center;"|1:41
 * style="text-align: center;"|20
 * style="width: 400px;"|Power of Darkness becomes Powerful (強大なる闇の力, Kyoudai Naru Yami no Chikara)
 * style="text-align: center;"|1:41
 * style="text-align: center;"|21
 * Barsburg Church (バルスブルグ教会, Barsburg Kyoukai)
 * style="text-align: center;"|1:51
 * style="text-align: center;"|22
 * A Song of Blessing (祝福の歌声, Shukufuku no Utagoe)
 * style="text-align: center;"|1:38
 * style="text-align: center;"|23
 * Requiem of the Beloved Sacrifices (愛する者に捧げる鎮魂歌, Aisuru Mono ni Sasageru Chinkonka)
 * style="text-align: center;"|2:27
 * colspan="3" style="background-color: rgb(128, 191, 244); text-align: center; height: 10px;"|
 * colspan="3" style="background-color: rgb(218, 218, 218); text-align: center; height: 10px;"|
 * The Next Move (次なる一手, Tsugi Naru Itte)
 * style="text-align: center;"|1:31
 * style="text-align: center;"|19
 * End the Fight Violently (熾烈を極める闘い, Shiretsu wo Kiwameru Tatakai)
 * style="text-align: center;"|1:41
 * style="text-align: center;"|20
 * style="width: 400px;"|Power of Darkness becomes Powerful (強大なる闇の力, Kyoudai Naru Yami no Chikara)
 * style="text-align: center;"|1:41
 * style="text-align: center;"|21
 * Barsburg Church (バルスブルグ教会, Barsburg Kyoukai)
 * style="text-align: center;"|1:51
 * style="text-align: center;"|22
 * A Song of Blessing (祝福の歌声, Shukufuku no Utagoe)
 * style="text-align: center;"|1:38
 * style="text-align: center;"|23
 * Requiem of the Beloved Sacrifices (愛する者に捧げる鎮魂歌, Aisuru Mono ni Sasageru Chinkonka)
 * style="text-align: center;"|2:27
 * colspan="3" style="background-color: rgb(128, 191, 244); text-align: center; height: 10px;"|
 * colspan="3" style="background-color: rgb(218, 218, 218); text-align: center; height: 10px;"|
 * style="text-align: center;"|23
 * Requiem of the Beloved Sacrifices (愛する者に捧げる鎮魂歌, Aisuru Mono ni Sasageru Chinkonka)
 * style="text-align: center;"|2:27
 * colspan="3" style="background-color: rgb(128, 191, 244); text-align: center; height: 10px;"|
 * colspan="3" style="background-color: rgb(218, 218, 218); text-align: center; height: 10px;"|
 * colspan="3" style="background-color: rgb(218, 218, 218); text-align: center; height: 10px;"|
 * colspan="3" style="background-color: rgb(218, 218, 218); text-align: center; height: 10px;"|

Disc Two

 * style="background-color: rgb(218, 218, 218); text-align: center;"| Track No.
 * style="background-color: rgb(218, 218, 218); text-align: center;"|Track Name
 * style="background-color: rgb(218, 218, 218); text-align: center;"|Length
 * style="text-align: center;"|1
 * Unreachable Thoughts ~Despair (届かぬ想い～絶望, Todokanu Omoi Zetsubou)
 * style="text-align: center;"|1:58
 * style="text-align: center;"|2
 * The 7th District ~God's Domain (第7区～神の区域, Dai 7 Ku Kami no Kuiki)
 * style="text-align: center;"|1:49
 * style="text-align: center;"|3
 * The Night at Church Wears On (教会の夜は更けて, Kyoukai no Yoru wa Fukete)
 * style="text-align: center;"|1:51
 * style="text-align: center;"|4
 * Darkness draws near (忍び寄る闇, Shinobi Yoru Yami)
 * style="text-align: center;"|1:22
 * style="text-align: center;"|5
 * Noel Mermaid ~Razette (ノエルの人魚～ラゼット, Noel no Ningyo ~Razette)
 * style="text-align: center;"|1:37
 * style="text-align: center;"|6
 * Legend ~Seven Ghost (伝説～セブンゴースト, Densetsu ~Seven Ghost)
 * style="text-align: center;"|1:56
 * style="text-align: center;"|7
 * Counterattack Signal (反撃の狼煙, Hangeki no Rouen)
 * style="text-align: center;"|1:52
 * style="text-align: center;"|8
 * Counterattack Signal (chorus cut version) (反撃の狼煙, Hangeki no Rouen (chorus cut version))
 * style="text-align: center;"|1:52
 * style="text-align: center;"|9
 * Power of Darkness released (放たれた闇の力, Hanatareta Yami no Chikara)
 * style="text-align: center;"|1:52
 * style="text-align: center;"|10
 * Eye of Michael ~Awakening (ミカエルの瞳～覚醒, Michael no Hitomi Kakusei)
 * style="text-align: center;"|1:43
 * style="text-align: center;"|11
 * Escape (脱出, Dasshutsu)
 * style="text-align: center;"|1:50
 * style="text-align: center;"|12
 * Spirit that sinks into darkness (闇に溺れた魂, Yami ni Oboreta Tamashii)
 * style="text-align: center;"|1:39
 * style="text-align: center;"|13
 * God grants a kind of power (神が与えし類まれなる力, Kami ga Ataeshi Taguimarenaru Chikara)
 * style="text-align: center;"|1:37
 * style="text-align: center;"|14
 * God grants a kind of power 2 (神が与えし類まれなる力 2, Kami ga Ataeshi Taguimarenaru Chikara 2)
 * style="text-align: center;"|1:29
 * style="text-align: center;"|15
 * Familiar ~Kor (使い魔～コール, Tsukaima ~Kor)
 * style="text-align: center;"|1:25
 * style="text-align: center;"|16
 * Ayanami ~Verloren (アヤナミ～フェアローレン, Ayanami ~Verloren)
 * style="text-align: center;"|1:34
 * style="text-align: center;"|17
 * Commence Operation (作戦開始, Sakusen Kaishi)
 * style="text-align: center;"|1:19
 * style="text-align: center;"|18
 * Tension (緊迫, Kinpaku)
 * style="text-align: center;"|1:28
 * style="text-align: center;"|19
 * Heartless Decision (非情なる決断, Hijou Naru Ketsudan)
 * style="text-align: center;"|1:21
 * style="text-align: center;"|20
 * style="width: 400px;"|Crisis draws near (傍に迫る危機, Soba ni Semeru Kiki)
 * style="text-align: center;"|1:53
 * style="text-align: center;"|21
 * Anxiety (不安, Fuan)
 * style="text-align: center;"|1:23
 * style="text-align: center;"|22
 * Powerful Imprisoning Darkness ~Wars (強大な闇徒～ヴァルス, Kyoudai Naru Yamito ~Wars)
 * style="text-align: center;"|1:12
 * style="text-align: center;"|23
 * Be Pure My Child, and Sleep (無垢なる我子よ光と眠れ, Muku Naru Waga ko yo Hikari to Nemure)
 * style="text-align: center;"|2:18
 * style="text-align: center;"|24
 * Flow of Calm Times (穏やかな時の流れで, Odayaka na Toki no Nagare de)
 * style="text-align: center;"|1:31
 * style="text-align: center;"|25
 * Soul's Path (魂の進む道, Tamashii no Susumu Michi)
 * style="text-align: center;"|1:22
 * style="text-align: center;"|26
 * Tree's Filtered Sunlight (木漏れ日, Kimorebi)
 * style="text-align: center;"|1:39
 * style="text-align: center;"|27
 * Fate's Choice (運命の選択, Unmei no Sentaku)
 * style="text-align: center;"|1:23
 * colspan="3" style="background-color: rgb(128, 191, 244); text-align: center; height: 10px;"|
 * colspan="3" style="background-color: rgb(218, 218, 218); text-align: center; height: 10px;"|
 * Anxiety (不安, Fuan)
 * style="text-align: center;"|1:23
 * style="text-align: center;"|22
 * Powerful Imprisoning Darkness ~Wars (強大な闇徒～ヴァルス, Kyoudai Naru Yamito ~Wars)
 * style="text-align: center;"|1:12
 * style="text-align: center;"|23
 * Be Pure My Child, and Sleep (無垢なる我子よ光と眠れ, Muku Naru Waga ko yo Hikari to Nemure)
 * style="text-align: center;"|2:18
 * style="text-align: center;"|24
 * Flow of Calm Times (穏やかな時の流れで, Odayaka na Toki no Nagare de)
 * style="text-align: center;"|1:31
 * style="text-align: center;"|25
 * Soul's Path (魂の進む道, Tamashii no Susumu Michi)
 * style="text-align: center;"|1:22
 * style="text-align: center;"|26
 * Tree's Filtered Sunlight (木漏れ日, Kimorebi)
 * style="text-align: center;"|1:39
 * style="text-align: center;"|27
 * Fate's Choice (運命の選択, Unmei no Sentaku)
 * style="text-align: center;"|1:23
 * colspan="3" style="background-color: rgb(128, 191, 244); text-align: center; height: 10px;"|
 * colspan="3" style="background-color: rgb(218, 218, 218); text-align: center; height: 10px;"|
 * style="text-align: center;"|27
 * Fate's Choice (運命の選択, Unmei no Sentaku)
 * style="text-align: center;"|1:23
 * colspan="3" style="background-color: rgb(128, 191, 244); text-align: center; height: 10px;"|
 * colspan="3" style="background-color: rgb(218, 218, 218); text-align: center; height: 10px;"|
 * colspan="3" style="background-color: rgb(128, 191, 244); text-align: center; height: 10px;"|
 * colspan="3" style="background-color: rgb(218, 218, 218); text-align: center; height: 10px;"|
 * colspan="3" style="background-color: rgb(218, 218, 218); text-align: center; height: 10px;"|

Disc Three

 * style="background-color: rgb(218, 218, 218); text-align: center;"| Track No.
 * style="background-color: rgb(218, 218, 218); text-align: center;"|Track Name
 * style="background-color: rgb(218, 218, 218); text-align: center;"|Length
 * style="text-align: center;"|1
 * Aka no Kakera (TV Size) (緋色のカケラ(TVサイズ))
 * style="text-align: center;"|1:36
 * style="text-align: center;"|2
 * Snow of My Home (故郷の雪, Kokyou no Yuki)
 * style="text-align: center;"|1:19
 * style="text-align: center;"|3
 * Light that guides forward (光が進む道しるべ, Hikari ga Susumu Michishirube)
 * style="text-align: center;"|1:39
 * style="text-align: center;"|4
 * Power of Darkness crawls (蠢く闇の力, Ugomeku Yami no Chikara)
 * style="text-align: center;"|1:16
 * style="text-align: center;"|5
 * Hymn A (賛美歌A, Sanbika A)
 * style="text-align: center;"|1:30
 * style="text-align: center;"|6
 * Time Light Floods (光あふれる時間, Hikari Afureru Jikan)
 * style="text-align: center;"|1:30
 * style="text-align: center;"|7
 * Lamb that Falls From the Sky (天より舞い降りし子羊さん, Ten Yori Mai Orishi Kohitsujisan)
 * style="text-align: center;"|1:18
 * style="text-align: center;"|8
 * Dark Clouds (暗雲, Au`un)
 * style="text-align: center;"|1:24
 * style="text-align: center;"|9
 * Eye Catch A
 * style="text-align: center;"|0:08
 * style="text-align: center;"|10
 * Eye Catch B
 * style="text-align: center;"|0:08
 * style="text-align: center;"|11
 * Chance Meeting (邂逅, Kaikou)
 * style="text-align: center;"|1:44
 * style="text-align: center;"|12
 * Inside my dear daily memories (愛しき日々の記憶の中で, Itoshiki Hibi no Kioku no Naka de)
 * style="text-align: center;"|1:27
 * style="text-align: center;"|13
 * Raggs Requiem (album edit) (ラグスの鎮魂歌, Raggs no Chinkonka (album edit))
 * style="text-align: center;"|2:01
 * style="text-align: center;"|14
 * Hymn B (賛美歌B, Sanbika B)
 * style="text-align: center;"|1:27
 * style="text-align: center;"|15
 * The 7th District's Specialty (第7区の特産品, Dai 7 Ku no Tokusanhin)
 * style="text-align: center;"|1:49
 * style="text-align: center;"|16
 * Unsettling Wind of the World's Destruction (世界を壊す不穏な風, Sekai wo Kowasu Fuon na Kaze)
 * style="text-align: center;"|1:37
 * style="text-align: center;"|17
 * Lost Lamb (迷える子羊さん, Mayoeru Kohitsujisan)
 * style="text-align: center;"|1:48
 * style="text-align: center;"|18
 * Premonition (Yokan)
 * style="text-align: center;"|0:12
 * style="text-align: center;"|19
 * Hitomi no Kotae ~The past ver.~ (TV Size) (瞳のこたえ ～The past ver.～(TVサイズ))
 * style="text-align: center;"|2:11
 * style="text-align: center;"|20
 * style="width: 400px;"|Informing Flower ~Number 1 (Oshiete ohanasan ~sono 1)
 * style="text-align: center;"|0:18
 * style="text-align: center;"|21
 * Informing Flower ~Number 2 (Oshiete ohanasan ~sono 2)
 * style="text-align: center;"|0:18
 * style="text-align: center;"|22
 * Informing Flower ~Number 3 (Oshiete ohanasan ~sono 3)
 * style="text-align: center;"|0:18
 * style="text-align: center;"|23
 * Bonus Track Mini Drama "Escape" (ミニドラマ『脱出』, Bonus Track Mini Drama "Dasshutsu")
 * style="text-align: center;"|6:40
 * style="text-align: center;"|24
 * Hitomi no Kotae ~The future ver.~ (TV Size) (瞳のこたえ ～The future ver.～(TVサイズ))
 * style="text-align: center;"|2:10
 * }
 * style="text-align: center;"|19
 * Hitomi no Kotae ~The past ver.~ (TV Size) (瞳のこたえ ～The past ver.～(TVサイズ))
 * style="text-align: center;"|2:11
 * style="text-align: center;"|20
 * style="width: 400px;"|Informing Flower ~Number 1 (Oshiete ohanasan ~sono 1)
 * style="text-align: center;"|0:18
 * style="text-align: center;"|21
 * Informing Flower ~Number 2 (Oshiete ohanasan ~sono 2)
 * style="text-align: center;"|0:18
 * style="text-align: center;"|22
 * Informing Flower ~Number 3 (Oshiete ohanasan ~sono 3)
 * style="text-align: center;"|0:18
 * style="text-align: center;"|23
 * Bonus Track Mini Drama "Escape" (ミニドラマ『脱出』, Bonus Track Mini Drama "Dasshutsu")
 * style="text-align: center;"|6:40
 * style="text-align: center;"|24
 * Hitomi no Kotae ~The future ver.~ (TV Size) (瞳のこたえ ～The future ver.～(TVサイズ))
 * style="text-align: center;"|2:10
 * }
 * style="text-align: center;"|6:40
 * style="text-align: center;"|24
 * Hitomi no Kotae ~The future ver.~ (TV Size) (瞳のこたえ ～The future ver.～(TVサイズ))
 * style="text-align: center;"|2:10
 * }
 * }