The 499 dwt tanker Seiyoh capsized and sank in the Sea of Japan. The tanker left Oita, Japan bound for Niigata with a cargo of vinyl acetate monomer. The vessel developed a list as it was pounded by high winds and 12-16 foot waves. The vessel’s engine room flooded and the crew abandoned ship. Reports state that 4 of the 5 crewmen onboard were rescued, but one perished later from cardiopulmonary arrest. The master of the vessel is reported missing.