Shortly after its publication, Hayashi was arrested and imprisoned for daring to suggest that the shogunate was insufficiently prepared, or insufficiently powerful, to defend the country, and for publishing ideas about national defense as someone other than a shogunate official. | Shortly after its publication, Hayashi was arrested and imprisoned for daring to suggest that the shogunate was insufficiently prepared, or insufficiently powerful, to defend the country, and for publishing ideas about national defense as someone other than a shogunate official. |