"Tail of Hope" is a song recorded by South Korean singer BoA, released on June 26, 2013.

"Tail of Hope" is the theme song for the Japanese drama Hakui no Namida, which began airing on April 1, 2013.

[3] A Japanese version of BoA's self-written Korean song "Disturbance" released earlier in January 2013 is the single's B-side.

[4] An English version of the song released as a separate special edition CD was also made available exclusively to members of BoA's official fan club who purchased both the CD and CD+DVD editions.

[5] Personnel details were sourced from the liner notes booklet of "Tail of Hope.