般若の面 -Mask of hannya- (Hannya no Men -Mask of hannya-)

Mask Of Hannya (Mask Of Hannya) is a song sung by Rin Kagamine and Len Kagamine. It is the two-hundred-and-sixth track in Other Vocaloid Songs 12: Mostly Rin Volume 2 and the two-hundred-and-thirty-second track in Other Vocaloid Songs 26: Mostly Len Volume 2.