{{MusicArticle
| titleen     = BLUE BUTTERFLY
| group       = [[Eternal Melody]]
| groupCat    = Eternal Melody
| released    = 2016-05-08
| convention  = Reitaisai 13
| tracks      = 8
| length      = 40:01
| catalogno   = EMCD-0007
| genre       = {{Genre|Vocal}}, {{Genre|Instrumental}}, {{Genre|Electronic}}, {{Genre|Trance}}
| website     = [http://www.eternal-melody.net/2016/04/eternal-melody-2nd-toho-arrange-album.html Link]
| digital     = 
| image       = EMCD-0007.jpg
| banner      = EMCD-0007_banner.jpg
| banner_res  = x60
| caption     = Portrayed: [[Flandre Scarlet]]
| arranger    = {{葵}}
| lyricist    = {{葵}}
:{{海兎}}
:{{瑞木ゆの}} ([http://seven-moon.main.jp/ hajime-saku-])
| vocalist    = {{黒崎朔夜}}
| producer    = 
| illustrator = MISSILE228 ([https://otakumode.com/MISSILE228 Homepage])
| designer    = {{こばきょん}} ([[Lapis moss]])
| masterer    = 
| other_staff = 
| description = It features vocal and instrumental arrangements of themes from''[[Story of Eastern Wonderland]]'', ''[[Embodiment of Scarlet Devil]]'', ''[[Perfect Cherry Blossom]]'', ''[[Imperishable Night]]'', ''[[Mountain of Faith]]'', ''[[Subterranean Animism]]'' and ''[[Fairy Wars]]''.
| tracklist   =


*{{Track|01|Secret Garden(instrumental)|03:50}}
**arrangement: {{葵}}
**original title: {{lang|ja|信仰は儚き人間の為に}}
**source: {{MoF}}

*{{Track|02|Scarlet Serenade|05:45|lyrics=Lyrics: Scarlet serenade}}
**arrangement: {{葵}}
**lyrics: {{海兎}}
**vocals: {{黒崎朔夜}}
**original title: U.N.{{lang|ja|オーエンは彼女なのか?}}
**source: {{EoSD}}
**first release: [[Lyrics:_Scarlet_serenade|Scarlet serenade]] on [[Espressivo]]

*{{Track|03|Crimson Red|04:47|lyrics=Lyrics: Crimson Red}}
**arrangement: {{葵}}
**lyrics: {{葵}}
**vocals: {{黒崎朔夜}}
**original title: {{lang|ja|月まで届け、不死の煙}}
**source: {{IN}}
**first release: [[Lyrics:_CrimsonRed|CrimsonRed]] on [[con spirito]]

*{{Track|04|Black Rose|05:34|lyrics=Lyrics: Black Rose}}
**arrangement: {{葵}}
**lyrics: {{瑞木ゆの}}
**vocals: {{黒崎朔夜}}
**original title: End of Daylight
**source: {{SoEW}}

*{{Track|05|{{lang|ja|凛音}}|04:33|lyrics=Lyrics: 凛音}}
**''A Bitter Sound''
**arrangement: {{葵}}
**lyrics: {{海兎}}
**vocals: {{黒崎朔夜}}
**original title: {{lang|ja|幽雅に咲かせ、墨染の桜　～}} Border of Life
**source: {{PCB}}
**first release: [[Lyrics:_凛音|凛音]] on [[SUPERNOVA (De：beL4)|SUPERNOVA]]

*{{Track|06|Love Violently|06:06|lyrics=Lyrics: Love Violently}}
**arrangement: {{葵}}
**lyrics: {{葵}}
**vocals: {{黒崎朔夜}}
**original title: {{lang|ja|メイガスナイト}}
**source: {{FW}}

*{{Track|07|In The Name Of Love|05:20|lyrics=Lyrics: In The Name Of Love}}
**arrangement: {{葵}}
**lyrics: {{葵}}
**vocals: {{黒崎朔夜}}
**original title: {{lang|ja|ハルトマンの妖怪少女}}
**source: {{SA}}
**first release: [[Lyrics:_InTheNameOfLove|InTheNameOfLove]] on [[Reizend Farbe]]

*{{Track|08|Anazurebeauty(instrumental)|04:06}}
**arrangement: {{葵}}
**original title: {{lang|ja|明治十七年の上海アリス}}
**source: {{EoSD}}

}}