{{MusicArticle
| titlejp     = 境界線
| titlejprom  = Kyoukaisen
| titleen     = Boundary Line
| group       = [[Girl's short hair]]
| groupCat    = Girl's short hair
| released    = 2009-12-30
| convention  = Comiket 77
| tracks      = 3
| length      = 
| catalogno   = N/A
| genre       = {{Genre|Vocal}}, {{Genre|Instrumental}}, {{Genre|Rock}}
| website     = [http://girlsshorthair.iaigiri.com/cd.html Link]
| image       = GSH-0002.png
| banner      = Girlshorthair_gbanner.png
| banner_res  = x60
| caption     = Portrayed: [[Yukari Yakumo]]
| multicolumn =Y
| arranger    = {{やよいちゃん}}
: -nim-
| lyricist    = yonji
: {{岸田}} ([[岸田教団&The明星ロケッツ|Kishida Kyoudan & The Akeboshi Rockets]])
| vocalist    = yonji
| producer    = 
| illustrator = 
| designer    = {{lang|ja|緋柚樹}}
: yonji
{{MusicArticle/Divider}}
| masterer    = 
| other_staff = 
; Composition
: [[Girl's short hair]]
: {{岸田}} ([[岸田教団&The明星ロケッツ|Kishida Kyoudan & The Akeboshi Rockets]])
; Guitar
: {{やよいちゃん}}
; Bass
: -nim-
; Mix
: madamxx
| description = It features a vocal arrangement of a theme from ''[[Perfect Cherry Blossom]]'', an original composition and a [[岸田教団&The明星ロケッツ|Kishida Kyoudan & The Akeboshi Rockets]] cover. The albums single Touhou arrangement would appear on [[幻想魔法]].
| tracklist   =

{{Track|01|{{lang|ja|境界線}}|04:26|lyrics=Lyrics: 境界線}}
** ''Boundary Line''
** arrangement: [[Girl's short hair]]
** lyrics: yonji
** vocals: yonji
** original title: {{lang|ja|ネクロファンタジア}}
** source: {{PCB}}

*{{Track|02|{{lang|ja|夢から醒めない}}||lyrics=Lyrics: 夢から醒めない}}
** ''Can't Wake Up from My Dream''
** composition: [[Girl's short hair]]
** vocals: yonji
** source: Original

*{{Track|03|{{lang|ja|クリアレイン}}||lyrics=Lyrics: クリアレイン}}
** ''Clear Rain''
** composition: {{岸田}}
** lyrics: {{岸田}}
** vocals: yonji
** source: [[星空ロジック]] by [[岸田教団&The明星ロケッツ|Kishida Kyoudan & The Akeboshi Rockets]]
}}