Happy×2☆Day!!

Happy×2☆Day!! is a Blue-type song, sung by Aozu.

It was part of the following Court Ladder Tournaments:
 * September 12, 2021
 * December 12, 2021

Trivia

 * The album cover and song comes from the album WHITE LINE, of which it is track 2. It was released on November 6, 2002.