ITOCHU, Nihon Shipyard, ClassNK and MPA, signed MOU for joint study of ammonia fueled bulk carriers July 19, 2024 International Shipping, Maritime, Shipping, Shipping Line, Trending News TOKYO : ITOCHU Corporation, ClassNK, Nihon Shipyard Co., Ltd., and Maritime and Port Authority of Singapore (MPA) have signed a Memorandum of Understanding (MoU) regarding a joint study for the design and safety specifications