Imai Eriko is a Japanese singer, actress, and politician. As a singer, she debuted as the second-youngest member of the group SPEED.

Her acting debut was in 1998 on the movie "Andromedia," featuring all members of SPEED. After the group's disbandment in 2000, she began her solo career in collaboration with dance group Crunch as "Eriko With Crunch." Once the collaboration ended in 2004, she returned to the music industry under the name of "Elly.