When will Shugo Chara season 5 be aired?

As of now, there has been no official announcement regarding the production or airing of a fifth season of "Shugo Chara." The original series concluded with its fourth season in 2010, and while there have been spin-offs and related media, a new season has not been confirmed. Fans of the series continue to hope for future developments, but for the time being, no release date exists.