Research Institute
- Central Resarch Laboratory*
- Hitachi Research Laboratory*
- Advanced Research Laboratory*
* Prepresents the sites of Hitachi, Ltd.
Information and Telecommunication Systems
- Software Division*
- Public system Division
- Information & Control Systems Division*
- Toyokawa Works, Enterprize Server Division*
- RAID system Division
- Micro Device Division*
- Hitachi-Omron Terminal Solutions, Corp.
- Hitachi HBM Co., Ltd.
- Hitachi Chugoku solutions,Ltd
- Hitachi Communication Technologies, Ltd.
- Hitachi Information & Communication Engineering, Ltd.
- Hitachi Computer Peripherals Co.,Ltd.
- Hitachi Information Systems, Ltd. Syonan Works
- Hitachi Information Systems, Ltd. Isogo Works
- Hitachi Information Systems, Ltd. Kachidoki Works
- Hitachi Global Storage Technologies, Fujisawa
- Hitachi Global Storage Technologies, Odawara
- Hitachi Global Storage Technologies Philippines Corp
- Hitachi Global Storage Technologies Singapore, Pte.Ltd.
- Shenzhen Hailiang Storage Products Co.,Ltd.
* Prepresents the sites of Hitachi, Ltd.
Electronic Devices
- Hitachi High-Technologies Corporation, Head Office
- Hitachi High-Technologies Corporation, Naka Works
- Hitachi High-Technologies Corporation, Kasado Works
- Hitachi High-Tech Control Systems Corporation
- Hitachi High-Tech Materials Corporation
- Hitachi High-Technologies Corporation, Syonan Works
- Hitachi High-Technologies Corporation, Saitama Works
- Hitachi Medical Corporation, Kashiwa works
Power & Industrial Systems
- Kokubu Administrative Division*
- Kasado Administrative Division*
- Hitachi Haramachi Electronics Co., Ltd. Head Office
- Hitachi Haramachi Electronics Co., Ltd. Daiichi works
- Hitachi Setsubi Engineering Co.,Ltd. Head Office
- Hitachi Setsubi Engineering Co.,Ltd. Jyuo works
- Hitachi Kyowa Engineering Co., Ltd.
- Hitachi Kyowa Engineering Co., Ltd. Katsuta Works
- Hitachi Engineering & Services Co., Ltd. Head Office
- Hitachi Engineering & Services Co., Ltd. Futou works
- Hitachi Engineering & Services Co., Ltd. Omika works
- Hitachi Engineering & Services Co., Ltd. Tarasaki works
- Hitachi Engineering & Services Co., Ltd. Hitachi works
- Hitachi Electric Systems Co., Ltd.
- ICC Co., Ltd., Head Office
- ICC Co., Ltd., Media division
- Urban Planning and Development Systems Mito Building Systems Division
- Hitachi Building Systems Co., Ltd.
- Hitachi Elevator (China) Co., Ltd.
- Clarion Co.,Ltd
- Hitachi Car Engineering Co., Ltd.
- Hitachi Automotive Systems, Ltd., Sawa, Atugi (Plant No.1, Plant No.2, Hiratsuka Plant) Gunma (Plant No.1, Plant No.2) Sagami works
- UNISIA KOWA CORPORATION Kitagami Site
- UNISIA Kyushu Corporation
- Unisia JKC Steering Systems Co., Ltd. Namekawa Site
- TOKICO TECHNOLOGY LTD.
- Clarion Hungary Electronics Kft.
- Clarion Manufacturing Corporation of the Philippines
- Dongguan Clarion Orient Electronics Co., Ltd.
- CHANGSHA HITACHI AUTOMOTIVE PRODUCTS, LTD.
- Hitachi Displays,Ltd Mobara area
- Hitachi Industrial Equipment Systems Co., Ltd Nakajyo Works
- Hitachi Industrial Equipment Systems Co., Ltd Narashino Works
- Hitachi Plant Technologies, Ltd. Tsuchiura Factory
- Hitachi Plant Technologies, Ltd. Kasado Factory
- Hitachi Nico Transmission Co., Ltd.
- Hitachi Via Mechanics,Ltd.
* Prepresents the sites of Hitachi, Ltd.
Digital Media & Consumer Products
- Hitachi Consumer Electronics Co., Ltd.
- TOKAI TEC CO., LTD
- Hitachi Joei Tech.,Co.Ltd.
- HITACHI PLASMA DISPLAY LIMITED
- Hitachi Media Electronics Co.,Ltd. Corporate/Mizusawa Works/ Hokuriku Works
- Hitachi Appliances, Inc. Shimizu Works Taga Works Tochigi Works
- Hitachi Reftechno,Inc.
- Hitachi Lighting, Ltd.
- Hitachi Air Conditioning Products Brazil Ltd.
- HITACHI CONSUMER PRODUCTS(THAILAND),LTD.
- SHANGHAI HITACHI HOUSEHOLD APPLIAN CO.,LTD.
- Hitachi Maxell, Ltd./Osaka Works, Ono Works, Kyoto Works,Tsukuba Works, Fukuchiyama Works
- Kyushu Hitachi Maxell, Ltd.
- SLIONTEC CORPORATION
- MAXELL DE MEXICO S.A.DE C.V.
High Functional Materials & Components
- Hitachi Metals, Ltd, Kumagaya Works, Tottori Works, Yamazaki Works,Wakayama Works,Saga Works,Kumagaya Works
- Hitachi Valve, Ltd.
- Hitachi Tool Engineering, Ltd. Narita Works
- NEOMAX KINKI Co., Ltd.
- NEOMAX KAGOSHIMA Co., Ltd.
- Nam Yang Metals Co., Ltd
- Hitachi Cable, Ltd. Toyoura Works, Tsuchiura Works
- Tohoku Rubber Co., Ltd.
- Hitachi Cable Mec-Tech, Ltd.
- HITACHI CABLE (JOHOR) SDN.BHD.
- Hitachi Cable (Singapore) Pte. Ltd.
- PHCP,INC
- HUANAN WIRE & CABLE SERVICES, INC
- Hitachi Chemical Co., Ltd. / Yamazaki Works (Yamazaki Plant, Sakuragawa Plant, Kashima Plant, Katsuta Plant) Goi Works, Gosyomiya Works, Shimodate Works
- Shin-kobe Electric Machinery Co., Ltd., Hikone, Works, Nabari Works, Saitama Works
- Hitachi AIC Inc., Ishioka,, Hoga, Miharu, Shimodate, Works
- Hitachi Powdered Metals Co., Ltd., Katori Works Matsudo Works
- Hitachi Kasei Polymer Co.,Ltd. Noda Works,Tokushima Works
- Hitachi Chemical Industrial Materials Co.,Ltd.
- Hitachi Chemical Automotive Products Co., Ltd. Head Office, Kyushu Factory
- Japan Brake Industrial Co., Ltd. Hachioji Works
- JAPAN BRAKE INDUSTRIAL CO.,LTD., Chiba
- Namie Japan Brake Industrial Co., Ltd.
- Hitachi Chemical Filtec Inc.
- Hitachi Chemical (Dongguan) Co. Ltd.
- Hitachi Construction Machinery Co., Ltd. Kasumigaura Works
- Hitachi Construction Machinery Co., Ltd Kasumigaura Works
- Tadakiko Co.,Ltd
- Hitachi Construction Machinery Camino Co., Ltd.
- Hitachi Construction Machinery Tierra Co., Ltd.
- TCM CORPORATION Mibu Works
Logistics, Services & Others
- Hitachi Transport System, Ltd
- Hitachi Life, Ltd.
- Hitachi Intermedix Co., Ltd. Itado Works
