The most beautiful expectation is who sang the Japanese version.

Chae Yeon. The most beautiful expectation is a song by BiBi Zhou, and the Japanese version of the most beautiful expectation is a cover by Chae Yeon. The most beautiful expectation is the opening song of the TV series Wonderland in Cocoon Town, composed by NZBZ, released on 20 18 18, and included in the album of the same name.