TOKYO -- Sohgo Security Services, better known as Alsok, has agreed to purchase rival Hitachi Security Service, part of efforts to expand its customer base.
Alsok will acquire 90% of outstanding shares of the Hitachi group company on Feb. 1 for several billion yen. The Hitachi unit, which primarily offers security services for group companies, recorded sales of 8.14 billion yen ($71.3 million) in the year ended March 2016.