Keiko Niwa (丹羽 圭子, Niwa Keiko) is a Japanese editor and screenwriter born in Hyogo prefecture. She sometimes uses the name of Kaori Nakamura (中村 香, Nakamura Kaori) as her pseudonym.
Biography：Keiko Niwa (丹羽 圭子, Niwa Keiko) is a Japanese editor and screenwriter born in Hyogo prefecture. She sometimes uses the name of Kaori Nakamura (中村 香, Nakamura Kaori) as her pseudonym.
