Hitomi Kurihara (栗原 瞳 Kurihara Hitomi, September 2, 1981–) is a Japanese actress from Ibaraki Prefecture. She has appeared in various dramas, most notably tokusatsu dramas. Her most prominent role has been as Nanako Shimada in Kamen Rider Ryuki and Smart Lady in Kamen Rider 555. She also sang her character's song on the Kamen Rider 555 soundtrack entitled "My Name is Smart Lady."