Competition
Tournament
Organizer
Asian Football Confederation (AFC)
Titleholder
Teams
Al-Ahli Saudi FC
Al-Ahli
Al-Ain FC
Al-Ain
Al-Faisaly SC
Al-Faisaly
Al-Rayyan SC
Al-Rayyan
Al-Sailiya SC
Al-Sailiya
Al-Zawraa SC
Al-Zawraa
Bali United
Bali Utd
Buriram United
Buriram Utd
Ceres–Negros
Ceres
Chennai City FC
Chennai C.
Esteghlal FC
Esteghlal
FC Bunyodkor
Bunyodkor
FC Istiklol
Istiklol
FC Seoul
FC Seoul
FC Tokyo
FC Tokyo
Hồ Chí Minh City
HCMC
Kashima Antlers
K. Antlers
Kedah FA
Kedah
Kuwait SC
Kuwait SC
Lokomotiv Tashkent
L. Tashkent
Melbourne Victory
M. Victory
Port FC
Port FC
Riffa Club
Riffa
Shahr Khodro FC
S. Khodro
Shan United FC
Shan Utd
Shanghai SIPG
SIPG
Tai Po FC
Tai Po
Tampines Rovers
T. Rovers