One night while he was having a coughing fit in the hallway, he reported to Isami Kondo that he had witnessed from the window a member of the masterless warriors group named Yoshio TONOUCHI make contact with a member of the Tadasaburo SASAKI group.
ある夜、廊下で咳き込んでいたところ、浪士組の一人殿内義雄が佐々木只三郎の一派と接触しているところを小窓から目撃し、近藤勇に通報。