Junko Kubo (久保純子, Kubo Junko, born January 24, 1972) is a television presenter and announcer in Japan. Her nicknames are Kubojun and Junjun.
Born the daughter of two Nippon Television announcers, Junko spent four years in England during elementary school, and lived in the United States during her some of high-school years. She graduated from Keio University with a degree in English and American literature.
Her professional career began when she joined NHK in 1994. She was described as an "idol-announcer."
Junko has one child. She took child-rearing leave, and in 2002 returned as a contract employee. The contract expired in 2004, whereupon she became a freelance announcer.