SNSD will be returning to the Japanese market with their 'Black Soshi' concept through the release of their Japanese version digital single of "Run Devil Run." "Run Devil Run" is a track off of their repackaged second album and has been nicknamed the 'Black Soshi' concept for their sexy dark charms.�Japanese mobile sites will be distributing the digital ring tone of "Run Devil Run" on January 18th, and the full version will be released through music sites on January 25th. The girls will also be participating in the "SM TOWN LIVE in TOKYO" held at Tokyo's Yoyogi on January 25th and 26th. Source: Star News via Nate