Singer Naul has personally wrapped some of his 'Principle of My Soul'�special edition albums as an event for fans.

Naul's Agency Santa Music announced on the 4th, "Naul himself participated in the printing and packaging of the EP that comes with his special edition album. [Naul wanted to create a complete work of art to thank his fans]."

Seven copies of the special edition album were included in shipments to music stores, where seven lucky fans will eventually pick them up.�The singer is reported to have come up with the idea himself.

'Principle of My Soul' and title track "Wind Memory" are still ranking high on music charts.