Rui Kiriyama was born in Tokyo. Her advantageous body forms has been noticed in 2007 by an agent while she was in Ueno - she was still in second year of high-school at that time. She starts a grabia career the following year, being selected for the Nittele Ura genic (MOBATELEGENIC), a branch of the concept "girls in underwear Nittelegenic, from the television group Nihon TV. She wins the same year the "G-TV Girl Grand Prix", at the monthly ceremony Gekkan Grabia The Television . Then we can see her at several TV shows and she releases a great number of idol-videos, but strangely, only one photobook in 2008.