Girl's Day will finally advance into the Japanese market after 5 years since debut.

According to a music industry official, Girl's Day is currently preparing for their Japanese debut aiming for this September. Their debut album will include the Japanese versions of their two most popular songs in Korea, 'Something' and 'Darling'.

Girl's Day's agency in Japan said,"We are working on the Japanese version of 'Something' and 'Darling'. Even though there's no exact schedule but we hope the debut will be in September. We are also planning on local promotions after releasing the album in Japan".

Girl's Day wrapped up their promotions for 'Ring My Bell' recently and the members are active with their individual activities.