 Matsumae was known during her days at Capcom by her maiden name, , but was usually credited by her alias, Chanchacorin.Following her departure from Capcom in 1991, she became a freelance composer.The soundtracks she worked on afterwards include the "Derby Stallion" series, Game Boy titles developed by Sunsoft, and other games such as "The Adventures of Lolo", "Another Bible", "", "Jade Cocoon 2", and "".