Twinkle Starlight / Worlds Pain

 is a collaboration single by Sasaki Sayaka and Ceui.

Tracklist

 * 1) Twinkle Starlight (Sasaki Sayaka)
 * 2) Worlds Pain (Ceui)
 * 3) Twinkle Starlight (Short ver.)
 * 4) Twinkle Starlight (Instrumental)
 * 5) Worlds Pain (Instrumental)