To provide a technique supporting prediction of a race result at betting of a better, determination of a combination of numbers to be bet, or the like in regard to a betting support method.

In the betting support method, when betting support setting information being setting information for providing betting support to the bettor by using a betting terminal 20, a betting support process part 13 stores the betting support setting information in a betting support setting information storing part 14. The betting support process part 13 generates betting support information being information for supporting betting of the bettor from each piece of information of an organizer/executant of a race managed by an information management database 15, and the betting support setting information stored in the betting support setting information storing part 14, and the betting support information is sent to the betting terminal 20. When the bettor having confirmed the betting support information carries out betting by the betting terminal 20, the betting system 12 carries out a betting process with respect to the betting.