Year 2015 saw Gamba Osaka return to the AFC Champions League for the first time since 2012, where they advanced to the semi-finals before being eliminated by The Tournament Winner and 2015 FIFA Club World Cup Fourth Place Guangzhou Evergrande 1–2 on aggregate. Domestically, Gamba Osaka advanced to the final of both the J.League Cup and the J1 League Championship, losing to Kashima Antlers 0–3 and Club World Cup Third Place Sanfrecce Hiroshima 3–4 respectively. Gamba Osaka successfully defended their status as Emperor's Cup winners, defeating Urawa Red Diamonds 2–1.