Jewelry Box is the second studio album and first Japanese release by the South-Korean girl group T-ara.

Jewelry Box debuted at number two on the Oricon Albums Chart, with first-week sales of 57,102 in Japan.

[5] After a month of sales, the album was certified Gold by the Recording Industry Association of Japan for shipments exceeding 100,000 copies.

[7] 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.

"Roly-Poly" was released on February 29, 2012,[7] with the music video premiering a month earlier on January 20.

[13] The tour's final concert on July 26 was broadcast by Sky Perfect TV on September 29, 2012.

[14] A special edition of the Japanese magazine HallyuPia was released, documenting key moments of the tour.