Tone (stylized in all caps) is the fifth Japanese studio album (tenth overall) by South Korean pop group Tohoshinki, released on September 28, 2011, by Avex Trax.

Tone received positive reviews upon its release, with some critics praising it as one of Tohoshinki's most cohesive Japanese albums to-date.

Earning a platinum certification by the Recording Industry Association of Japan (RIAJ) two weeks later, Tone eventually became Tohoshinki's best-selling original Japanese studio album, with over 330,000 copies sold.

On July 30, 2011, while attending the a-Nation 10th Anniversary for Life Charge & Weider in Jelly concert, U-Know revealed that their upcoming Japanese album was slated for release on September 28.

[6] On August 27 the track list for all three versions of Tone were revealed on Tohoshinki's official Japanese website, along with a 17-second preview of the song "B.U.T (Be-Au-Ty)".

From September 2–4 Tohoshinki participated in SMTown Live '10 World Tour, where they performed their yet-to-be released song "B.U.T (Be-Au-Ty)".