Late-season northern highbush blueberry with very good eating quality. Origin: Fruit Tree Nurseries, Komacihen Co., Nakagawa-mura, Nagano Pref., Japan by T. Matuzawa. Lateblue O.P., 1982; selected 1990; introduced 2008; registered as No. 16974 by the Seedlings Law of Japan. Tree: medium vigor; upright; height 150–170 cm; flowers before Lateblue; moderate productivity; moderate soil adaptability. Fruit: large to very large; oblate; light blue; excellent firmness, scar, and flavor; requires cross-pollination; ripens late season, before Lateblue; good postharvest shelf-life; suitable for fresh market.