In December 14, 1853, the Edo bakufu (Japanese feudal government headed by a shogun) ordered Okayama Domain to guard Boso ('Hojo' [Hojo, Tateyama City, Chiba Prefecture] and 'Takegaoka' [Kagamigaura and Yawata, Tateyama City, Chiba Prefecture], which continued until July 1858) due to the arrival of the Black Ships, and thereby Gonrokuro moved from Okayama to the spot as the chief of staff, but he caused a mess such as making Boso Otsu-e (Otsu paintings, named after the town of Otsu in Shiga Prefecture) Song (a song of famous places and products) and holding a wild drinking party with soldiers every day, and even Tadazumi Igi, the commander in chief, indulged in a tea ceremony, and therefore, Tadatake KAGAWA, Igi's subordinate, submitted a petition of reformation in samurai (warrior) style (enforcement of official discipline) to Yoshimasa IKEDA.
嘉永6年（1853年）11月14日、江戸幕府より黒船来航のため岡山藩に房総警備（「北条（千葉県館山市北条）」と「竹ヶ岡（鏡ヶ浦・千葉県館山市八幡）」・安政5年（1858年）6月まで続いた）の命令が下ったので参謀長格で岡山から現地に赴いたが、房総の大津絵節（名所名物の唄）を作り兵士と共に毎日酒宴を開き騒いだり、総司令官の伊木忠澄も茶の湯遊びに耽っていたため、部下の香川忠武が池田慶政に士風刷新（綱紀粛正）の建白書を提出する騒ぎにまでしている。