On April 22, KOHO released her single “Wait 4 U” featuring Lee Daheen on iTunes. According to the bio that was sent, “Wait 4 U” has a different tone than her previous songs.
She release an art film teaser for the song before releasing an audio YouTube video for the whole song. Composed by producer Happy Birthday, “Wait 4 U” does have a very strong R&B with really great production. As a rookie producer, Happy Birthday has created a calling card that should be noticed.