すだち is a small, round citrus fruit native to Japan, particularly popular in the Tokushima Prefecture. It has a green skin and a tart flavor, similar to that of a lime. すだち is often used as a garnish or flavoring in various dishes, enhancing the taste of grilled fish, soups, and salads. The fruit is typically harvested in late summer and early autumn. すだち is rich in vitamin C and is appreciated not only for its culinary uses but also for its refreshing aroma. It is commonly served with soba noodles and is a staple in Japanese cuisine.