Yakusoku no Sekai

Yakusoku no Sekai (約束の世界) is the fourth single by Katakiri Rekka.

Tracklist

 * 1) Yakusoku no Sekai (約束の世界)
 * 2) Goddess will...
 * 3) Yakusoku no Sekai (off vocal)
 * 4) Goddess will... (off vocal)