He had an ambition to "promote the national development of Japan through the development of agriculture" from his childhood; he invented an agricultural instrument--a handcart to carry agricultural produce--when he was only 8 years old; he continued to work practically as the leading advisor of various agricultural fields, including the improvement and production of new rice varieties.
幼少のころから「農をもって国を興す」という大志を抱き、わずか8歳で運搬用の手押し車を発明するなど農機具の考案、さらにはイネの品種改良など農業全般にわたる実地指導者として活躍した。