"Tsubasa" (翼, Wings) is a song by Japanese pop singer Eir Aoi.

It was used as the opening theme song for the second season of anime series The Heroic Legend of Arslan.

[4][5] On 5 June 2016, the official website of the anime The Heroic Legend of Arslan revealed about the opening theme song for the second season "Tsubasa" that would be sung by Eir Aoi.

[6][7][8] In August 2016, "Tsubasa" was certified gold by the Recording Industry Association of Japan (RIAJ) for 100,000 full-track ringtone digital music downloads (Chaku Uta Full).

[11] The video features Eir Aoi sing in land when the battlefield is take place, as some scene show some soldier fighting each other.