Unauthorised access by a third party was confirmed on Kikan Navi, Nomura IR's service, and information is believed to have been leaked from Zeria Shinyaku, Toho Holdings and Medipal Holdings, which reportedly use the service.
Nomura IR announced that it had confirmed unauthorised access by a third party to the system for Kikan Navi, an IR information service for institutional investors and analysts.
The unauthorised access may have resulted in information from the service being leaked externally.
The article reports the unauthorised access and the possibility of an information leak, and names Zeria Shinyaku, Toho Holdings and Medipal Holdings as the 3 companies using the service in question.