With the issuing of the precautionary air-raid warning on April 4, officials of Osaka municipality and others promptly assumed their preassigned posts.
    The members of the Chikko branch of the Osaka women's air defense service association, which was formed on April 3, assumed their positions for the first time by the morning of April 5 by order of the chief of the Chikko police station.
    The third day of horse racing, April 5, at Naruo along the Hanshin line was canceled, while the professional sumo tourney in Osaka was postponed.