Eri Nitta, Japanese singer-songwriter and actress
Eri Nitta (新田 恵利, Nitta Eri, married name Eri Nagayama (長山 恵利, Nagayama Eri), March 17, 1968 in Kamifukuoka (now part of Fujimino), Saitama Prefecture, Japan) is a Japanese singer, actress, lyricist, and tarento. She made her professional debut as the fourth member of the all-female singing group Onyanko Club in 1985. She made her solo debut with the hit song Winter Opera Glasses (冬のオペラグラス, Fuyu no Opera Gurasu) on January 1, 1986. Nitta performed the opening and ending theme songs for the first 14 episodes of the Little Women anime television series from Nippon Animation.

Nitta attended and graduated from Fujimino Municipal Fukuoka Junior High School and Saitama Prefectural Fukuoka High School.