Mitsui OSK Lines (MOL) is Japan's s econd largest container shipping line after NYK Lines and is one of the world's largest bulk shipping companies . The company came into being in 1964 , when Mitsui Steams hip Company - a division of Mitsui & Co - merged with OSK Lines , which was founded in 1884 . In 1968 , the company sent its first container ships on the Japan-California route.