However, rice was not the only crop; grain, barley, barnyard millet, millet, foxtail millet, and buckwheat, as well as azuki and soya beans were also cultivated.
ただ、イネが単独で栽培されていたわけでなく、オオムギ、ヒエ、キビ、アワ、ソバなどの雑穀類の栽培やアズキ、大豆なども混作されていた。