Bittersweet (Arashi song)

"Bittersweet" is the 42nd single released by Japanese boyband Arashi. "Bittersweet" was used as the theme song for the drama Shitsuren Chocolatier starring Arashi member Jun Matsumoto. The B-side "Road to Glory" was used as the theme song for Nippon TV's broadcast of the 2014 Winter Olympics. It was the 7th best-selling single of the year in Japan, with 591,847 copies.

Single information
The single was released in two editions: a limited edition including Road to Glory and a bonus DVD with a music video for "Bittersweet", and a regular CD only edition including Road to Glory, two bonus tracks, and karaoke tracks for all the songs. The limited edition also contains a 16-page booklet.

It was announced on a music talk show that Arashi member Satoshi Ohno choreographed the dance for the live performance of "Bittersweet".