Mitane Town, Yamamoto District, Akita Prefecture, is famous for its water shield, melons, and asparagus, which are cultivated using the town's natural environment. Water shields are cultivated by taking advantage of the clean water and soil conditions. The sight of people harvesting water shields in small boats is a local specialty. Asparagus harvesting begins between December and February. Harvested despite the cold winters of Akita Prefecture, a region with heavy snowfall, the asparagus is exceptionally sweet and chewy. This region offers a wide variety of water shield-based delicacies and has been recognized as having the highest water shield consumption in Japan. With the town even having a water shield day, water shields are inseparable from the area of Mitane Town, Yamamoto District.