A-side and B-side
Yui's tour DVD, "Holidays in the Sun" was released on March 9. Her newest single, "Hello (Paradise Kiss)", was released on June 1, 2011, the A-side and B-side being the theme song and ending song, respectively, of the live-action movie "Paradise Kiss." On June 16, 2011, Yui traveled to Hong Kong for her first overseas concert at the AsiaWorld-Expo Arena, performing to a capacity audience of 14,000 people.