Overview
- Rosen died on December 25, 2025 at his Los Angeles home, surrounded by family, with the death confirmed by spokesman Brad Callaway to RePlay magazine.
- His funeral was held on January 2, 2026 at Inglewood Park Cemetery in California, according to RePlay’s reporting.
- After serving in the U.S. Air Force, he remained in Japan, founded Rosen Enterprises, and built a nationwide arcade business importing coin‑op machines despite steep import fees.
- In 1965 he merged Rosen Enterprises with Nihon Goraku Bussan to form Sega Enterprises, became CEO, guided early hits such as 1966’s Periscope, and co‑founded the Japan Amusement Association as its chairman.
- He later established Sega of America in Los Angeles, oversaw key console launches including the Master System and Genesis, remained a Sega director until 1996, and received honors such as induction into the AAMA Hall of Fame.