LOONA previously announced that the girl group will be making their long-awaited debut in Japan. Then on September 15, they released the Japanese version for "PTT (Paint The Town)."

On October 9 at midnight KST, the girl group announced they will be releasing their single album, including two original Japanese tracks, "HULA HOOP" and "StarSeed," along with a music video teaser for "HULA HOOP."

The girl group's first Japanese single album will include four tracks, including the Japanese version of "PTT (Paint The Town)," "HULA HOOP," and "StarSeed."

The album will be released in Japan on November 13!