"Un Rock Star" is the 9th extended play from the Japanese band Orange Range.

[1] This single was used as the cover song for a string of Honda Stream commercials in Japan.

It was also used as the theme to a Japanese sports show.

This single first entered the Oricon charts at the number 3 spot, breaking the consecutive string of nine number 1 singles.

This single was a 100,000 limited-release item.