Provided are a legume containing high concentrations of zinc in the grains, and a method for producing the same. Provided are also grains of a legume, except adzuki bean, containing 5.5 mg/100 g or more of zinc, and a method for producing a legume containing 4.0 mg/100 g or more of zinc in the grains, the method including spraying a solution containing zinc at a concentration of 0.01 to 2% by weight, on the leaves or the raceme regions, starting from the flower bud stage of the legume.
