The term 'Promo' can have been applied to a wide range of sample materials circulated at the time of release. We won't be able to answer questions regarding specs, and we do not accept returns on promo items so please buy at your own risk.
It reached number one on the Oricon charts. It's a mysterious work that makes his vocals sound like "part of the sound" just like other instruments. It includes the floating synth pop "Labyrinth," the killer bass sound of "Dazed," and the tribal "Garasu no Kokoro."