On June 24th, DSP Media claimed that KARA's new single album, 'Go Go Summer', is #1 of the various Japanese mobile charts and will soon be released in Japan as their fourth single release. According to KARA's agency, "Go Go Summer" was first released as a mobile ringtone before the actual album release date which is scheduled for June 29th. "Go Go Summer" ranked as #1 on multiple charts on Recochoku including the daily, weekly, as well as 2 other ranking charts. "Go Go Summer" is the new single following the release of their previous Japanese single "Jet Coaster Love", which topped the Oricon charts back in April. LG's new smartphone, Optimus Bright will also use "Go Go Summer" as the theme song for it's promotional release in Japan. Source & Photo: Yonhap