To provide a terminal group management device, a terminal group management system and a terminal group management method, capable of applying proper update information to software by terminal devices.
This terminal group management device 30 is a terminal group management device managing the plurality of terminal devices 60a, etc. via a first network 10, and has a first reception part 31, a first association storage part 41 and a first determination part 37. The first reception part 31 receives software information and identification information from the respective terminal devices 60a, etc. via the first network 10. The software information is information related to a plurality of pieces of the software installed to the respective terminal devices 60a, etc. The identification information is information for identifying the respective terminal devices 60a, etc. The first association storage part 41 stores first association information 44. The first association information 44 is information wherein the software information and the identification information are associated. The first determination part 37 determines update information on the basis of at least the first association information 44. The update information is information about update to the respective terminal devices 60a, etc.
Hidetada Kato
Yamashita
Hiroharu Kitahara