Kashiwagi Yuki (AKB48) will release her 2nd solo single Birthday Wedding on October 16.
3 types of CD are available. They contain 3 songs and their instrumental versions. The coupling track is different for each one of them.
All editions include a DVD featuring bonus footage.
The limited editions come with a trading card and a lottery ticket for the concert of Kashiwagi Yuki, titled Yukirin Dharma (ゆきりんだるま), scheduled on November 7 at Yokohama Arena.