Since the time Masamune had started forwarding the rice to Edo, most of the rice supplied to Edo became the produce of Sendai Domain, thus the market price of rice in Edo was controlled and depended on the crop conditions in Sendai.
政宗が江戸に廻送を始めて以降、江戸に供給される米の大半は仙台の米となり、作の豊凶は江戸の米相場を支配するほどであった。