Abstract: A new natto food is provided, which has a good color, does not scatter easily, is easily handball, has excellent dispersibility, gives gentle feeling when eating without sticking to the oral cavity, has rich taste since there is no peculiar smell, and has new flavor and deliciousness. Soybean flour and/or edible fiber are blended with natto powder. It is more preferable to employ a heat-treatment at least in one of processes comprising: blending the soybean flour and/or the edible fiber with the natto powder; pelletizing and shaping the mixture to granules, drying the shaped matter. The blending ratio of the soybean flour to 1 part by weight of the natto powder is preferably 0.15 to 0.3 parts by weight.