"Addicted to You" is a song by Hikaru Utada, released as her fifth overall single (4th Japanese-language), released on November 10, 1999. It sold 1,784,000 copies and hit number one on the Oricon charts for two consecutive weeks, selling 1,067,510 in its first week. It was her breakthrough single into Japan being the second highest first week sales in Japan of all time only behind Mr. Children's 1996 single "Namonaki Uta". The single was produced by Jimmy Jam and Terry Lewis for Flyte Tyme Productions. In addition, the cover photos of the single were taken by the late legendary photographer, Richard Avedon. It currently holds the record for the third-highest one-week sales in Japan. This is Japan's 39th best selling single.