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For in-game comments on this music, see Undefined Fantastic Object: Music.
Title screen theme
青空の影 (Aozora no Kage, lit. "A Shadow In The Blue Sky")
Stage 1 theme
春の湊に (Haru no Minato ni, lit. "At the End of Spring")
Stage 1 boss - Nazrin's theme
小さな小さな賢将 (Chiisana Chiisana Kenshou, lit. "A Tiny, Tiny, Clever Commander")
Stage 2 theme
閉ざせし雲の通い路 (Tozaseshi Kumo no Kayoiji, lit. "The Sealed Cloud Route")
Stage 2 boss - Kogasa Tatara's theme
万年置き傘にご注意を (Mannen Okigasa ni Gochuui wo, lit. "Beware the Umbrella Left There Forever")
Arrangements (download)
- (Vocal) None coming
Stage 3 theme
スカイルーイン (Sukai Rūin, lit. "Sky Ruin")
Stage 3 boss - Ichirin Kumoi's theme
時代親父とハイカラ少女 (Jidai Oyaji to Haikara Shoujo, lit. "The Traditional Old Man and the Stylish Girl")
Stage 4 theme
幽霊客船の時空を越えた旅 (Yuurei Kyakusen no Jikuu wo Koeta Tabi, lit. "Interdimensional Voyage of a Ghostly Passenger Ship")
Stage 4 boss - Minamitsu Murasa's theme
キャプテン・ムラサ (Kyaputen Murasa, lit. "Captain Murasa")\
Arrangements (album)
Captain Murasa's Assanchor by IOSYS on 東方アゲハ (Track 2)
Stage 5 theme
魔界地方都市エソテリア (Makai Chihoutoushi Esoteria, lit. "Rural Makai City Esoteria")
Arrangements (album)
- 魔界地方都市エソテリア by Frontier Records on TRINITY -Metal Side- (Track 7)
Stage 5 boss - Shou Toramaru's theme
虎柄の毘沙門天 (Tora-gara no Bishamonten, lit. "The Tiger-Patterned Bishamonten")
Arrangements (album)
- ネコ科 by Siestail on 寺へ… (Track 8)
Stage 6 theme
法界の火 (Hokkai no Hi lit. "Fires of Hokkai")
Stage 6 boss - Byakuren Hijiri's theme
感情の摩天楼 ~ Cosmic Mind (Kanjou no Matenrou ~ Cosmic Mind, lit. "Emotional Skyscraper ~ Cosmic Mind")
Arrangements (album)
- White Lotus... by Liz-Triangle on White Lotus... (Track 1)
Arrangements (download)
Extra stage theme
夜空のユーフォーロマンス (Yozora no Yūfō Romansu, lit. "UFO Romance in the Night Sky")
Extra boss - Nue Houjuu's theme
平安のエイリアン (Heian no Eirian, lit. "Heian Alien")
Arrangements (download)
- (Vocal) Floating Darkness by Tatsh. (YouTube)
Ending theme
妖怪寺 (Youkai Tera, lit. "Youkai Temple")
Staff roll theme
空の帰り道 ~ Sky Dream (Sora no Kaerimichi ~ Sky Dream, lit. "Returning Home from the Sky ~ Sky Dream")
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