{{MusicArticle
| titlejp     = 星海トワイライト
| titlejprom  = seikai towairaito
| titleen     = Twilight in the Sea of Stars
| group       = [[TUMENECO]]
| groupCat    = TUMENECO
| released    = 2017-07-16
| convention  = Kanasawa Touhousai 6
| tracks      = 3
| length      = 
| catalogno   = TCCD-004
| genre       = {{Genre|Pop}}
| website     = [http://tumeneco.shoyu-sound.jp/TCCD/ Link]
| image       = TCCD-004.png
| banner      = 
| caption     = Pictured: [[Yuuka Kazami]]
| arranger    = tomoya ([[TUMENECO]])
| lyricist    = {{ななつめ}} ([https://twitter.com/nanatum twitter])
| vocalist    = yukina ([[TUMENECO]])
| producer    = 
| illustrator = 
| designer    = 
| masterer    = 
| other_staff = 
| description = It features vocal and instrumental arrangements of themes from ''[[Phantasmagoria of Flower View]]'' and ''[[Retrospective 53 minutes]]''. It is the fourth entry in the [[TUMENECO#TUMENECO_Color_CD_series|TUMENECO Color CD series]].
| tracklist   = 

*{{Track|01|{{lang|ja|星海トワイライト}}||lyrics=Lyrics: 星海トワイライト}}
**''Twilight in the Sea of Stars''
**arrangement: tomoya
**lyrics: {{ななつめ}}
**vocals: yukina
**original title: {{lang|ja|今昔幻想郷　～}} Flower Land
**source: {{PoFV}}

*{{Track|02|{{lang|ja|涼夏}}|}}
**''Cool Summer''
**arrangement: tomoya
**original title: {{lang|ja|最も澄みわたる空と海}}
**original title: 53{{lang|ja|ミニッツの青い海}}
**source: {{R53m}}

*{{Track|03|{{lang|ja|星海トワイライト}} -instrumental-|}}
**''Twilight in the Sea of Stars -instrumental-''
**arrangement: tomoya
**original title: {{lang|ja|今昔幻想郷　～}} Flower Land
**source: {{PoFV}}

}}