Meyer Sound CP-10 (List Price: ¥600,000) This is a legendary piece of equipment often used for mixing and mastering. It was famous when it was released, even Stevie Wonder used it. It's very rare and historically valuable. It was used and maintained with professional-grade, specialized power supplies, so the condition is good. Of course, it's used for music, but its precision and durability also make it popular in the broadcasting and film industries. It brings presence to both acoustic and digital music. The sound quality is superb.