Ishikawajima Shipyard is established.

Ishikawajima Hirano Shipyard is established.

Ishikawajima Shipbuilding & Engineering Co., Ltd. is established.

Harima Dock Co., Ltd. is established (subject to a merger later on).

Ishikawajima Aircraft Manufacturing Co., Ltd. is established (becomes TACHIHI ENTERPRISE CO.,Ltd.and New Tachikawa Aircraft Co., Ltd. later on).

The automobile section spins off and Ishikawajima Automotive Works Co., Ltd. is established (becomes Isuzu Motors Limited later on through a series of mergers).
Harima Dock Co., Ltd. is renamed to Harima Shipbuilding & Engineering Co., Ltd.

Ishikawajima Shibaura Turbine Co., Ltd. is established (for manufacturing of steam turbines for use on land) jointly with Shibaura Engineering Works Co., Ltd. (currently Toshiba Corporation).

Shibaura United Engineering Co., Ltd. is established jointly with Shibaura Engineering Works Co., Ltd. (currently Toshiba Corporation) and United Engineering & Foundry (USA).

Nagoya Shipbuilding Co., Ltd. is established (subject to a merger later on)

The company name is changed to " Ishikawajima Heavy Industries Co., Ltd.".

Kure Dock splits off from Harima Shipbuilding & Engineering Co., Ltd. and is established as Kure Shipbuilding & Engineering Co., Ltd.

Tanashi Aero-Engine Plant opens as a factory specializing in jet engines.

ISHIBRAS is established.

Ishikawajima Heavy Industries Co., Ltd. and Harima Shipbuilding & Engineering Co., Ltd. merge to establish Ishikawajima-Harima Heavy Industries Co., Ltd. (IHI)

Accompanying merger and acquisition of Ishikawajima Shibaura Turbine Co., Ltd. by Toshiba Corporation, Ishikawajima-Shibaura Seiki Co., Ltd. is established (subject to a merger later on). Nagoya Heavy Industries Co., Ltd. is established (subject to a merger later on).

Merges with Ishikawajima-Shibaura Seiki Co., Ltd. and Shibaura Sewing Machine Co., Ltd. (capital: 15.4 billion yen)

Yokohama No.1 Works (currently Yokohama Machinery Works) is established as a heavy machinery plant.
Merges with Nagoya Shipbuilding Co., Ltd. and Nagoya Heavy Industries Co., Ltd. (capital: 24 billion yen).
Yokohama No.2 Works (currently Japan Marine United Yokohama Shipyard) is established as a shipbuilding plant (operation on the first ship starts on October 22).

Merges with Shibaura United Enginering (capital: 25.872 billion yen).

First term of Yokohama No.3 Works (currently Yokohama Works), as a heavy container works, is completed.
Merges with Kure Shipbuilding & Engineering Co., Ltd. (capital: 28.872 billion yen).

Chita Works (currently Aichi Works) opens.

Japanese Aero Engines Corporation is established (jointly by Mitsubishi Heavy Industries, Ltd. and Kawasaki Heavy Industries, Ltd.).

International Aero Engines is established through development of civil aircraft engines (V2500) by Japan, England, the United States, Germany, and Italy.

The diesel engine department spins off for establishment of Diesel United, Ltd.

Construction of "Yokohama Engineering Center" is completed.

Marine United is established jointly with Sumitomo Heavy Industries, Ltd.

Construction of Soma Aero-Engine Plant as a jet engine parts plant is completed.

The paper manufacturing machine section spins off for establishment of Voith IHI Paper Technology Co., Ltd. jointly with Voith (Germany).

Construction of "Yokohama Engineering Center 2" is completed.
Shipbuilding & Offshore Operations becomes a separate corporation, IHI Marine United Inc.

Taking over the "engines and turbines" business and "transportation system, vehicle, and snowplows" business, Niigata Power Systems Co., Ltd. and Niigata Transys Co., Ltd. are established.
The space development business is integrated into IHI Aerospace Co., Ltd.

"Changchun FAWER-IHI Turbo Co., Ltd." for vehicle turbochargers, "Hangzhou XIZI-IUK Parking System Co., Ltd." for mechanical parking systems (Ishikawajima Transport Machinery Co., Ltd.), and "IHI-Sullair Compression Technology (Suzhou) Co., Ltd." for general-purpose compressors, are established.

Head Office is relocated to Toyosu, Koto-ku, Tokyo (Toyosu IHI Building).

The company name is changed from "Ishikawajima-Harima Heavy Industries Co., Ltd" to "IHI Corporation".

Transferred Cement Plants business to Kawasaki Plant Systems Ltd.

Reorganized ‘Logistics Systems & Structures Operations’ and ‘Industrial Machinery Operations' into five newly-established separate Operations; ‘Logistics Systems’, ‘Infrastructure’, ‘Offshore Project & Steel Structures’, ‘Industrial Machinery & Environmental Equipment’ and ‘Rotating Machinery’.
Integrated Bridge and Water Gate business with those of Kurimoto Ltd. and Matsuo Bridge Co.,Ltd., and established IHI Infrastructure Systems Co.,Ltd.
Integrated Shield Tunneling Machine business with that of JFE Engineering Corporation, and established Japan Tunnel Systems Corporation.

Reorganized ‘Energy Plant Operations’ into two newly-established separate Operations; ‘Energy Systems’ and ‘Nuclear Power’.

Established a joint corporation for manufacturing turbine equipment of nuclear power plants, TOSHIBA IHI Power Systems Corporation, with Toshiba Corporation.

Acquired majority of share of a telecommunications company, MEISEI ELECTRIC Co., Ltd.
Acquired 100% of the shares of IHI Transport Machinery Co., Ltd. and ISHIKAWAJIMA CONSTRUCTION MATERIALS Co., Ltd.
Established a joint corporation for steel making machines, Paul Wurth IHI Co., Ltd. with Paul Wurth S.A. of Luxembourg

Merged IHI Marine United Inc. and Universal Shipbuilding Corporation owned by JFE Holdings, Inc., and established Japan Marine United Corporation.
Succeeded the rights and obligations regarding rolling mill business of IHI METALTECH Co., Ltd. to Mitsubishi-Hitachi Metals Machinery Inc.

Acquired Steinmüller Engineering GmbH to accelerate the development of lignite coal fired boilers for an early market entry.

Acquired VTN Beteiligungsgesellschaft GmbH (currently IHI VTN GmbH), a Germany general heat treatment job service company, and made it a wholly owned subsidiary.

JEI agreed to transfer its whole equity interest in EAS to the Camargo Corrêa Group and the Queiroz Galvão Group, which are shareholders of EAS. (Transferred in April 2016) Jointly established Nanatsujima Biomass Power Limited Liability Company for operating the woody biomass power plant with eight investment-partner companies.
Conducted management integration by merging with Mitsubishi Heavy Industries Mechatronics Systems, Ltd. and commenced operations as JIM Technology Corporation to enhance competitiveness and earning capabilities in Shield tunneling machine Business.
Transferred all the shares of IHI Construction Machinery Limited to Kato Works Co., Ltd.

Decided to end the Aichi Works’ function as a production base, after the completion of projects of F-LNG / Offshore structure for which orders have already been received.
Transferred machinery for ships business to IKNOW MACHINERY CO., LTD.