{{MusicArticle
| titlejp     =幻境現奏曲～スキマ～
| titlejprom  =Genkyou Gensoukyoku ~Sukima~
| titleen     =Illusionary Border Present Sonata ~Gap~
| group       =[[GASETSU]]
| groupCat    =GASETSU
| image       =Genkyou Gensoukyoku.jpg
| banner      =
| released    =2005-08-14
| convention  =Comiket 68
| tracks      =6
| website     =[http://gasetsu.ddo.jp/circle/dh.html Link]
| length      =23:14
| arranger    ={{lang|ja|みよ}}
| catalogno   =
| illustrator =kyou
| designer    =
| masterer    =
| lyricist    =
| vocalist    =
| composer    =
| producer    =
| tracklist   =

*01. '''{{lang|ja|狂気の瞳　～}} Invisible Full Moon''' ''(03:22)''
** ''Lunatic Eyes ~ Invisible Full Moon''
** original title: {{lang|ja|狂気の瞳 ～}} Invisible Full Moon
** source: {{IN}}

*02. '''{{lang|ja|永夜の報い　～}} Imperishable Night.''' ''(03:55)''
** ''Retribution for the Eternal Night ~ Imperishable Night''
** original title: {{lang|ja|永夜の報い ～}} Imperishable Night
** source: {{IN}}

*03. '''{{lang|ja|御伽の国の鬼が島　～}} Missing Power''' ''(02:47)''
** ''Onigashima in the Fairyland ~ Missing Power''
** original title: {{lang|ja|御伽の国の鬼が島 ～}} Missing Power
** source: {{IaMP}}

*04. '''{{lang|ja|夢消失　～}}Lost Dream''' ''(03:21)''
** ''Vanishing Dream ~Lost Dream''
** original title: {{lang|ja|夢消失　～}} Lost Dream
** source: {{PoDD}}

*05. '''{{lang|ja|星の器　～}} Casket of Star''' ''(04:56)''
** ''Vessel of Stars ~ Casket of Star''
** original title: {{lang|ja|星の器　～}} Casket of Star
** source: {{LLS}}

*06. '''{{lang|ja|怪綺談　～}} Mystic Square''' ''(04:53)''
** ''Wondrous Romance ~ Mystic Square''
** original title: {{lang|ja|怪綺談　～}} Mystic Square
** source: {{MS}}

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