 Kazuyoshi Hoshino would take the solo drivers championship.Beyond the World Sportscar Championship and All Japan Sports Prototype Championship, Nissan's R90Cs have competed in various other events around the world.Most notably, at the 1990 24 Hours of Le Mans, where four R90CKs and one R90CP were joined by two older privateer R89Cs for an attempt at winning the race overall.