商船三井
Over its existence, Imabari has acquired some of its competitors, including, lately, in 2018, the Japanese shipbuilder Minaminippon Shipbuilding Co., Ltd. Minaminippon is based in Ōita Prefecture on the southern island of Kyushu, and was formerly controlled by the Mitsui group through its affiliates Mitsui Engineering &amp; Shipbuilding Co., Ltd. (25 percent) and Mitsui O.S.K. Lines, Ltd. (24 percent).