Career
She has released several and photobooks and has appeared in several television shows in Japan. In 2005, Natsume was featured in a video game called "Gal of the Sparrow 2", which also features other popular J-idols such as Chikako Sakuragi, Saori Yamamoto, Yuka Watanabe, Akari, Kaede Shimizu, Hitomi Okada and Hatsune Matsushima. This Digital Video Disc/video game is sold only in Japan.
In 2009, she came in number seven in the online magazine AskMen.com"s list of "Top 10: Japanese Models." Pure Smile (2003) Mission Magazine 2003—Rio Natsume (2003) Peach2 no Shizuku (2004) Cosplay (2004) Go to Beach! (2004) Idol One (2004) Beach Angels: Rio Natsume in Maldives (2005) G-Girl Private+ (2005) Idol One: Rio Natsume Special Digital Video Disc Box (2005) Missionary (2005) Cow Girl (2005) Diary (2005) Waterdrop (2005) rio no carnival (2005) natsume no kajitsu (2005) Idol Colosseum 2005-Road to Break! (2006) Erotica (2006) Milk-T (2006) Lemon-T (2006) Freedom (2007) Love Affair (2007) Naked (2008) Muse (2008) Mature (2008) Rio Bravo (2008) Moumou (2009) Young Sister Style (2009) Old Sister Style (2009) Lingeriena J (2009) My Girl (2010).