The intent of this law was to raise the price of rice by decreasing the amount on the market, which would help the samurai class who had a problem converting their yearly income into cash if the price of rice was low.
これによって市場に流通する米の量を減らして米価を強制的に引き上げさせ、米価の低落によって年貢収入の換金に支障を来たしていた武士階層を救済することを図った。