般若心経 (Hannya Shingyou)

Background
This song was uploaded on September 3, 2010, and has reached over 2,000,000 views in Nico Nico. It is Onyuu-P's most notable song, a traditional Buddhist sutra adapted into song form. The subject of the text is of Buddha's teachings.

This song is featured in the EXIT TUNES compilation album Vocalonexus.

Trivia
The small wooden gong the Monk is playing is a Mokugyo, or Temple Block, while Miku plays a Rin gong, or singing bowl