出典:Wiktionary
出典:Wikipedia
出典:『Wikipedia』 (2011/06/25 11:24 UTC 版)
Hitachi, Ltd. (株式会社日立製作所 Kabushiki-gaisha Hitachi Seisakusho) is a Japanese multinational corporation specializing in high-technology and services headquartered in Marunouchi 1-chome, Chiyoda, Tokyo, Japan. The company is the parent of the Hitachi Group (Hitachi Gurūpu) as part of the larger DKB Group companies. Hitachi is the third largest technological company by revenue as of 2009.