{{MusicArticle
| titlejp     =
| titlejprom  =
| titleen     =Volatile Vacuity
| group       =[[OG-G Music Works]]
| groupCat    =OG-G Music Works
| image       =
| banner      =OMWCD-T001_banner.png
| released    =2009-02-15
| convention  =Scarlet Square
| catalogno   =OMWCD-T001
| tracks      =6
| length      =29:04
| website     =[http://www14.ocn.ne.jp/~kokusan/O.M.W/works.html Link]
| illustrator =
| designer    =
| arranger    =vorbis
| lyricist    =
| vocalist    =
| masterer    =
| producer    =
| tracklist   =
*01. '''Who is... (Extended scarlet mix)''' ''(05:16)''
** arrangement: vorbis
** original title: U.N.{{lang|ja|オーエンは彼女なのか？}}
** source: {{EoSD}}
*02. '''Nocturne {{lang|ja|～}}Eastern Nightmare''' ''(04:48)''
** arrangement: vorbis
** original title: {{lang|ja|永夜抄}}
** source: {{IN}}
*03. '''Lovely^2 Raver Gir''' ''(04:27)''
** arrangement: vorbis
** original title: {{lang|ja|少女綺想曲}}
** source: {{IN}}
*04. '''{{lang|ja|上海大麻館 ～}}Toxic tea (Why Is M.H. Dead ?)''' ''(05:15)''
** arrangement: vorbis
** original title: {{lang|ja|上海紅茶館}}
** source: {{EoSD}}
*05. '''MoonOrbit''' ''(06:59)''
** arrangement: vorbis
** original title: {{lang|ja|千年幻想郷}}
** source: {{IN}}
*EX. '''{{lang|ja|ゆっくりした結果が天空脳だよ}}！''' ''(02:19)''
** arrangement: vorbis
** source: Touhou
}}