Number of quarter-finalists by sub-confederation:
CAFA: 3
(Iran, Tajikistan, Uzbekistan)
EAFF: 2
(Japan, South Korea)
WAFF: 2
(Qatar, Jordan)
AFF: 1
(Australia)
SAFF: 0
CAFA: 3
(Iran, Tajikistan, Uzbekistan)
EAFF: 2
(Japan, South Korea)
WAFF: 2
(Qatar, Jordan)
AFF: 1
(Australia)
SAFF: 0
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