Koetsu is a legendary Japanese cartridge manufacturer revered for its fusion of technical purity and artisanal craftsmanship. Founded by Yoshiaki Sugano, a master of multiple disciplines, Koetsu pioneered the use of ultra-pure materials like 6N copper and rare platinum iron magnets to elevate analog playback. Today, each Koetsu cartridge is meticulously handcrafted in Japan by Sugano’s son, Fumihiko, continuing a legacy of musical refinement that has captivated audiophiles for over 30 years.