Hitachi's subsidiary

(shareholding ratio in brackets) Hitachi Wansheng Co., Ltd. Hitachi Advanced Technology Co., Ltd. Hitachi LG Data Storage: a joint venture between Hitachi and LG. Renesas Technology: The semiconductor departments of Hitachi and mitsubishi electric merged. (55%) Hitachi Global Storage Technologies (EN: Hitachi Global Storage Technologies): 2011On March 7, Western Digital and Hitachi Global Storage Technologies jointly announced the merger of the two companies, and Witten Electronics (Western Digital) was the surviving company. Elpida Memory (en:Elpida Memory): The memory (DRAM) departments of Hitachi and NEC merged, and the DRAM department of mitsubishi electric merged in 2003.

Japanese monitors (10%)