This link has a list for Ternstroemia gymnanthera cultivars. https://www.uaex.edu/yard-garden/resource-library/plant-database/shrubs/japanese-ternstroemia.aspx

Maybe onse of the cultivars in the Japanese Ternstroemia (Ternstroemia gymnanthera). Flowers will confirm or rule out the ID. This plant species is often mistaken for another similar looking plant called Japanese cleyera (Cleyera Japonica). These included links with information to help you further. Click on images to enlarge. When it blooms and you still don’t know, make new post with photo of flowers. Best wishes! https://landscapeplants.oregonstate.edu/plants/ternstroemia-gymnanthera