Sister MAYO (シスター・マヨ), born Sawada Masayo in Ichikawa, Japan, on July 26, 1974, is a Japanese singer and vocalist known for anime and tokusatsu theme songs. She has released music through Nippon Columbia and built her career around high-energy performances that fit opening and ending themes.
Alongside her solo work, Sister MAYO has been part of Cyber Nation Network and Project.R, placing her within Japan's anison and tokusatsu vocal tradition. Her best-known anime credit is Hare+Guu, where she sang both the opening and ending themes, and she is also known for performing the ending theme of Mahou Sentai Magiranger. These credits make her a familiar name for listeners searching for Japanese anime and tokusatsu vocalists.
