Mamu

is a character in.

Biography
Mamu resides in the pond beneath the Signpost Maze. He teaches Link the "Frog's Song of Soul" after paying him 300 Rupees. Mamu remarks that the ones who hear the song feel more alive. Mamu cannot be revisited afterwards, as he and his choir are away on tour according to the sign outside the pond.

Trivia

 * Mamu is the main villain of ', released outside of Japan as '; however, his name was changed to during localization. This was given an indirect reference in Hyrule Warriors with Ganondorf's Mamu palette swap.