{{MusicArticle
|titlejp      = 東方彗麗歌 ～{{lang|en|Orbit of Diffusion}}～
|titlejprom   = Touhou Suireika ~Orbit of Diffusion~
| titleen     = Touhou Lovely Comet Song ~Orbit of Diffusion~
|group        = [[Yellow Zebra]]
|groupCat     = Yellow Zebra
|image        = YZCD-0012.jpg
|caption      = Pictured: [[Satori Komeiji]]
| banner      = YZCD-0012 banner.png
|released     = 2009-08-15
|convention   = Comiket 76
| genre        ={{Genre|Vocal}}, {{Genre|Pop}}, {{Genre|Rock}}, {{Genre|Electronic}}
|tracks       = 8
|length       = 35:58
|catalogno    = YZCD-0012
|website      = [http://yellow-zebra.com/cd/yzcd0012.php Link]
|arranger     = {{らんてぃ}}
: {{芳葉}}
|lyricist     = {{芳葉}}
|illustrator  = [http://panda1.kirara.st/ {{lang|ja|コミズミコ}}]
|designer     = [http://sekainohate.net/ JiN]
| vocalist    = {{うっちー}}
: {{藤宮 ゆき}}
| description =It features vocal arrangements of themes from ''[[Embodiment of Scarlet Devil]]'', ''[[Perfect Cherry Blossom]]'', ''[[Mountain of Faith]]'' and ''[[Subterranean Animism]]''.
|tracklist =

* {{Track|01|{{lang|ja|色彩少女}}|04:33|lyrics=Lyrics: 色彩少女}}
** ''Color Girl''
** arrangement: {{らんてぃ}}, {{芳葉}}
** lyrics: {{芳葉}}
** vocals: {{藤宮 ゆき}}
** original title: {{lang|ja|少女さとり ～}} 3rd eye
** source: {{SA}}

* {{Track|02|{{lang|ja|恋のフレイム}}|04:24|lyrics=Lyrics: 恋のフレイム}}
** ''Flame of Love''
** arrangement: {{らんてぃ}}, {{芳葉}}
** lyrics: {{芳葉}}
** vocals: {{藤宮 ゆき}}
** original title: {{lang|ja|ハルトマンの妖怪少女}}
** source: {{SA}}

* {{Track|03|Scarlet Fate|04:53|lyrics=Lyrics: Scarlet Fate}}
** arrangement: {{らんてぃ}}, {{芳葉}}
** lyrics: {{芳葉}}
** vocals: {{うっちー}}
** original title: {{lang|ja|ツェペシュの幼き末裔}}
** source: {{EoSD}}

* {{Track|04|{{lang|ja|舞桜}}|05:33|lyrics=Lyrics: 舞桜}}
** ''Dancing Cherry Blossoms''
** arrangement: {{らんてぃ}}, {{芳葉}}
** lyrics: {{芳葉}}
** vocals: {{藤宮 ゆき}}
** original title: {{lang|ja|幽雅に咲かせ、墨染の桜 ～}} Border of Life
** source: {{PCB}}

* {{Track|05|Fortune Days|03:34|lyrics=Lyrics: Fortune Days}}
** arrangement: {{らんてぃ}}, {{芳葉}}
** lyrics: {{芳葉}}
** vocals: {{うっちー}}
** original title: {{lang|ja|運命のダークサイド}}
** source: {{MoF}}

* {{Track|06|{{lang|ja|太陽トカマク}}|03:42|lyrics=Lyrics: 太陽トカマク}}
** ''Solar [[Wikipedia:Tokamak|Tokamak]]''
** arrangement: {{らんてぃ}}, {{芳葉}}
** lyrics: {{芳葉}}
** vocals: {{うっちー}}
** original title: {{lang|ja|霊知の太陽信仰 ～}} Nuclear Fusion
** source: {{SA}}

* {{Track|07|Believe heart!|03:59|lyrics=Lyrics: Believe heart!}}
** arrangement: {{らんてぃ}}, {{芳葉}}
** lyrics: {{芳葉}}
** vocals: {{藤宮 ゆき}}
** original title: {{lang|ja|明日ハレの日、ケの昨日}}
** source: {{MoF}}

* {{Track|08|{{lang|ja|君の手を引いて}}|05:20|lyrics=Lyrics: 君の手を引いて}}
** ''Pulling Your Hand''
** arrangement: {{らんてぃ}}, {{芳葉}}
** lyrics: {{芳葉}}
** vocals: {{うっちー}}
** original title: {{lang|ja|旧地獄街道を行く}}
** source: {{SA}}

}}