Japanese original release. Santana's "Welcome" becomes available as SACD Multi Hybrid edition for the first time in the world. The SACD layer uses a DSD master converted from the original "Quadraphonic (4ch)" master. The CD layer uses the master from SACD (latest remastering). Features 7-inch mini LP packaging, faithfully replicating the artwork of the US Quadraphonic LP, including the ad poster.