He was one of eight Shoka Sonjuku School students who rushed to the houses of executives such as Masanosuke SUFU in order to inquire the reason for Shoin's criminal charge when Shoin was put in Noyama Prison again.
松陰が野山獄に再投獄された際は、その罪状を問うために周布政之助ら重役宅に押しかけた塾生8名の中の一人である。