Mark Tsuruta is an influential product engineer who led development teams at Ace Tone and Roland Corporation throughout much of his distinguished career. Born in Nara, Japan, Mark grew up playing guitar and was inspired early on by The Ventures. When faced with a broken electronic organ as a young musician, he successfully repaired the instrument — an experience that sparked both joy and a lifelong desire to support musicians by providing the tools they need to express themselves. In 1971, Mark was hired by Ikutaro Kakehashi to join Ace Tone, confirming he had found the career he