noun
Used as a place name (e.g., Hitachi City in Ibaraki Prefecture), a surname, and the name of the Hitachi company.
日立市は茨城県にある。
Hitachi City is in Ibaraki Prefecture.
日立製作所
Hitachi, Ltd. is a major Japanese electronics manufacturer.
The historical derivation of the place name 日立 is uncertain; the kanji are conventionally associated with the reading ひたち.