Notice Regarding Commencement of Tender Offer by Subsidiary

Tokyo, November 8, 2010 – Hitachi, Ltd. (NYSE: HIT / TSE: 6501; “Hitachi”) today announced that Hitachi Medical Corporation (TSE:6910), a subsidiary of Hitachi, has determined to commence a tender offer for shares of Aloka Co., Ltd. (TSE:7704) at its Board of Directors meeting held today as attached.