"Wild at Heart" (ワイルド アット ハート) is a song recorded by Japanese boy band Arashi.

It was released on March 7, 2012, by their record label J Storm.

"Wild at Heart" is the theme song for the drama Lucky Seven starring Arashi member Jun Matsumoto.

The single debuted at number-one on the Oricon daily and weekly charts.

It is the group's 26th consecutive number one single.