Tracklisting
- Hishoku no Sora (緋色の空?) - 4:15
- Lyrics: Mami Kawada
- Composition/Arrangement by: Tomoyuki Nakazawa
- Another Planet - 5:50
- Lyrics: Mami Kawada
- Composition/Arrangement by: Tomoyuki Nakazawa
- another planet ~twilight~ - 4:01
- Lyrics: Mami Kawada
- Composition by: Tomoyuki Nakazawa
- Arrangement by: Maiko Iuchi
- Hishoku no Sora (instrumental) (緋色の空?) - 4:14
- another planet (instrumental) - 5:49
Read more about this topic: Hishoku No Sora