Takeshi Hashimoto is a seasoned executive with a long-standing career at Mitsui O.S.K. Lines, Ltd. He joined the company as a graduate in 1982 and has since held various significant roles. His early career focused primarily on finance until 1994, after which he transitioned into the LNG carrier business and offshore operations.

Hashimoto gained international experience through two assignments in London, first from 1989 to 1994 and again from 2006 to 2008.