Ashita no Tsubasa

 is the 23rd single by Ishida Yoko.

Single Information
 was used as the opening theme for the anime Brave Witches.
 * Catalog Number: COZC-1252/3
 * Price: ￥1,980
 * Lyrics: Mio Aoyama (Track 1, 3), Ishida Yoko (Track 2)
 * Composition: Horie Shota (Track 1, 3), Tamura Jun (Track 2)
 * Arrangement: Horie Shota (Track 1), Kusano Yoshihiro (Track 2), R.O.N (Track 3)

CD

 * 1) Ashita no Tsubasa (アシタノツバサ)
 * 2) Sora no Iro (ソラノイロ)
 * 3) Ashita no Tsubasa (アシタノツバサ) (Another Version)
 * 4) Ashita no Tsubasa (アシタノツバサ) -Instrumental-
 * 5) Sora no Iro (ソラノイロ) -Instrumental-
 * 6) Ashita no Tsubasa (アシタノツバサ) (Another Version) -Instrumental-

Limited Edition DVD

 * 1) STRIKE WITCHES ~Watashi ni Dekiru Koto~ (Acoustic Live)
 * 2) STRIKE WITCHES 2 ~Egao no Mahou~ (Acoustic Live)
 * 3) Yakusoku no Sora e ~Watashi no Ita Basho~ (Acoustic Live) (featuring Mie Sonozaki)