{{MusicArticle
| titlejp     =
| titlejprom  =
| titleen     =Ⅳ-Ⅵ
| group       =[[circle-rw]]
| groupCat    =circle-rw
| image       =
| banner      =
| released    =2007-12-30
| convention  =Comiket 73
| tracks      =3
| website     =[http://www.circle-rw.net/music/iv-vi.html Link]
| length      =
| arranger    =
| catalogno   =
| musictype   =Arrange CDs
| illustrator ={{lang|ja|双瀬聖}}
| designer    ={{lang|ja|双瀬聖}}
| masterer    =
| lyricist    =
| vocalist    =
| composer    =
| producer    =
| tracklist   =
*01. '''011{{lang|ja|　}}(Radio edit)''' ''(--:--)''
** arrangement: wakana 
** source: Original
*02. '''ninth-night-blues''' ''(--:--)''
** arrangement: Nissy
** original title: {{lang|ja|妖魔夜行}}
** source: {{EoSD}}
*03. '''All beginnings''' ''(--:--)''
** arrangement: wakana
** original title: {{lang|ja|無何有の郷}}
** source: {{PCB}}
}}