Mariko Kouda is a Japanses voice actress, J-Pop singer and radio personality. She gradulated from Kasukabe Kyoei High School. She went to major in Communication at Tamagawa University, gradulating in 1990. She was a member of the singing group, DROPS, until they disbanded. She works for the talent management Aoni Production. Her most notable roles includes in Ghost Sweeper Mikami, Marmalade Boy, and Mamotte Shugogetteh.

• Gender: Female
• Birthday: September 5, 1969
• Hometown: Saitama Prefecture, Japan