Via tokyohive: It has just been revealed that Korean idol group MBLAQ will be singing the new opening theme for the popular Nippon TV anime, "Beelzebub"! When asked about their first anime tie-up, the group excitedly replied, "All of the members love Japanese anime, so we're very happy to be able to be in charge of the opening theme!" The song is currently untitled and has no confirmed release date, but it has been confirmed that this song will be the group's second official Japanese single. MBLAQ made their debut in Japan with the single "Your Luv" in May. Within the first week of it's release, the single shot up to second place on Oricon's Weekly Single Ranking, garnering popularity with their cool dancing and smooth vocals. Stay tuned for more about MBLAQ's upcoming song! Source + Photo: Oricon