• Beautiful World
    Performed by Joanna Koike
    Lyrics by Joanna Koike and SpiralS
    Written and Arranged by SpiralS
  • Promise
    Performed by Rena Maeda
    Lyrics by Yukako
    Music and Arrangement by Kohei Segawa
  • Ame Furashi no Uta ~Beautiful Rain~
    Performed by Rena Maeda
    Lyrics by Natsumi Watanabe
    Music and Arrangement by Yusuke Sakamoto