The 2019 Sanfrecce Hiroshima season involves the team competing in the J1 League, they finished runners-up in the 2018 J1 League.

[2] They will also compete in the J.League Cup, Emperor's Cup, and AFC Champions League.

Note: Flags indicate national team as defined under FIFA eligibility rules; some limited exceptions apply.

Players may hold more than one non-FIFA nationality.