Daiun Co., Ltd. operates a cargo handling business in Japan through its Port Transportation and Automobile Transportation segments. Its services include ocean freight, harbor works, import/export customs clearance, drayage transportation, warehousing, cargo transport, and used car yard services. The company also acts as an agency for non-life insurance, such as automobile, fire, accident, and marine insurance. Formerly known as Osaka Shipping Co., Ltd., it changed its name to Daiun Co., Ltd. in January 1962, was incorporated in 1945, and is headquartered in Osaka, Japan.