{{MusicArticle
| titleen     =Triangle
| group       =[[TsuBaKi]] & [[En-sof]]
| groupCat    =TsuBaKi
| groupCat2   =En-sof
| released    =2016-12-03
| convention  =ComiCup 19
| tracks      =3
| length      =13:12
| catalogno   =TBK003MN
| genre       ={{Genre|Vocal}}, {{Genre|Instrumental}}
| website     =
| image       =	TBK003MN.png
| banner      =
| arranger    ={{Panda_澤}}
| vocalist    =Napoleon
: {{流月}}
: {{哈哈}}
| lyricist    =N-apoleon
: {{羽海野ヒロキ}}
| other_staff =

| description =
| autogendesc = vocal and instrumental
| tracklist   =

* {{Track|01|{{lang|ja|少女は呟く}}|04:37|lyrics=Lyrics: 少女は呟く}}
** ''The Girl Whispers''
** arrangement: {{Panda_澤}}
** lyrics: {{羽海野ヒロキ}}
** vocals: {{哈哈}}
** original title: {{lang|ja|ラクトガール　～ 少女密室}}
** source: {{EoSD}}
** original title: {{lang|ja|ブクレシュティの人形師}}
** source: {{PCB}}
** original album: [[紅-KURENAI]]

* {{Track|02|Nocta|03:58|lyrics=Lyrics: Noctambulism}}
** arrangement: {{Panda_澤}}
** lyrics: Napoleon
** vocals: Napoleon, {{流月}}
** original title: {{lang|ja|魔女達の舞踏会　～}} Magus
** source: {{SG}}

* {{Track|03|{{lang|ja|少女は呟く（}}Instrumental{{lang|ja|）}}|04:37}}
** ''The Girl Whispers (Instrumental)''
** arrangement: {{Panda_澤}}
** original title: {{lang|ja|ラクトガール　～ 少女密室}}
** source: {{EoSD}}
** original title: {{lang|ja|ブクレシュティの人形師}}
** source: {{PCB}}
}}