Oct. 1857 The Nagasaki Research & Development Center originated from the so-called Seimisho, meaning a chemical analysis and material testing laboratory in rather a primitive style.
July 7. 1884 Foundation of MHI.
Mar. 1904

Chemical analysis and material testing laboratories were set up in the foundry of Nagasaki Shipyard.

Sep. 1907 The first ship experimental tank in Japan and in Asia was completed at Akunoura.
Sep. 1916 The two-storied laboratory building,the largest privately-owned laboratory at that time, was completed at Akunoura.
Sep. 1938 The basic technology laboratory was completed at Mizunoura.
July. 1943 The ship experimental tank was completed at Urakami.
Jan. 1950 The laboratory became separated from the Nagasaki Shipyard & Engine Works, and placed under the direct management of the head office in Tokyo.
June. 1964 When the three companies of Mitsubishi were reunited to form Mitsubishi Heavy Industries, Ltd., the laboratory became the Nagasaki Research & Development Center belonging to the Technical Headquarters of the head office.
Dec. 1970 Fukahori-Koyagi Branch was inaugurated.
Oct. 1972 The largest seakeeping and maneuvering basin in Japan was completed at Fukahori.
Oct. 1979 The Nagasaki Research & Development Center facilities expanded.
Sep. 1991 The main building and the basic technology laboratories were completed at Fukahori-Koyagi.
Jan. 1998 All laboratories were gathered in Fukahori-Koyagi Branch.