Four singles have been released prior to the album, with the last released two weeks before the release of
Jewelry Box. The group's debut Japanese single, "
Bo Peep Bo Peep", was released on September 28, 2011. The music video for the song premiered four weeks prior to the release of the single on September 1, 2011, on the Japanese
cable television network
Space Shower TV. The single debuted at number one on
Oricon's Weekly Singles chart with 49,712 copies sold, setting a record as the first Korean girl group to debut at the top position. The song has also reached number one on the
Billboard Japan Hot 100. "
Yayaya" was announced on October 14, 2011, and was released on November 30, 2011. However, a promo flyer for T-ara's third single being "Roly-Poly" was uploaded to the internet on December 20, with their official Japanese website confirming the single on the same day. A short music video was also produced for one of the b-sides, the Japanese version of "
Lies" titled "". "Roly-Poly" debuted at number three on Oricon's Weekly Singles chart, selling 41,285 copies, and peaking at number five on the
Billboard Japan Hot 100. "
Lovey-Dovey", the fourth and final single for
Jewelry Box, was released on May 23, 2012. ==Concert tour==