Nissan Dayz Nissan Dayz is one of the most popular kei cars exported from Japan, known for its excellent fuel efficiency, compact size, and affordable maintenance cost. It is highly demanded in Asian, Caribbean, African, and Middle Eastern markets due to its reliability, low mileage options, and smooth city driving performance. Many buyers prefer Dayz for daily commuting, family use, and ride-share services because of its comfort and economical engine. Engine: 660cc Type: Kei Car Export Demand: Very High