Mariko Dō (堂真理子, Dō Mariko, born 21 September, 1981) is a Japanese celebrity. She is most famous for hosting Japan's Music Station, alongside comedian Tamori. She has been the hostess of the show since April 9, 2004. When she debuted, she was new to the industry, and had only been hired by TV Asahi nine days before becoming the co-host of a prime time program.
