"Sorry to keep you waiting, I want to become one with you, Tick-tock, tick-tock, playing the moment." The title song "Clock" was written by Suzuki Morihiro, who has written songs for many famous artists, and the lyrics were written by Mari-Joe. This is a song that she selected from the many songs that were collected for her Japanese debut, and it is a song that fills the "time" that has passed. The lead single from her 2nd Japan mini album "Where I Walk," to be released on 12/18.