Sister MAYO (real name 沢田 雅世 Masayo Sawada) was born on July 26,1974. She's a Japanese musician and vocalist. She is a member of Columbia Music Entertainment's Cyber Nation Network and Project.R as well as a solo artist. She is best known as the vocalist for the various opening and ending themes of Haré+Guu and the ending theme of Mahou Sentai Magiranger.