"Nee" (ねぇ, "Hey") is the seventeenth single released by Japanese girl group Perfume. "Nee" is used in a tie-in campaign with Japanese apparel brand Natural Beauty Basic, as well as the opening song for the anime Koneko no Chi Ponponra Daibōken. The full version of "Nee" was aired on Perfume's radio program Perfume Locks on 21 October 2010. The single was released on November 10, 2010 in Japan.