My Sweet Maiden / Welcome To Our Diabolic Paradise

 is the third single by Mia REGINA. It was released on April 26, 2017, and peaked at #111 on the Oricon single chart.

Single Information
My Sweet Maiden was used as the opening theme for the anime Nanatsu no Taizai, while Welcome To Our Diabolic Paradise was used as the ending theme.

Tracklist

 * 1) My Sweet Maiden
 * 2) Welcome To Our Diabolic Paradise
 * 3) My Sweet Maiden (Instrumental)
 * 4) Welcome To Our Diabolic Paradise (Instrumental)