Uruguay 2-0 Japan
Amajita's fellow Group D opponents Uruguay qualified for the knockout stage after they claimed a 2-0 win over Japan on Wednesday afternoon.
Nicolas Schiappacasse opened the scoring after 38 minutes, before Mathias Olivera sealed the win and progression with a goal in second-half stoppage time.
South Africa sit bottom of Group D and face Uruguay in their final group game, while Italy and Japan sit in second and third place, respectively.
Zambia 4-2 Iran
Zambia came back from two goals down to record a 4-2 win over Iran and secure their passage to the next round.
Reza Shakari put Iran two goals up with strikes in the seventh and 49th minute.
However, the Zambians hit back through Fashion Sakala, Enock Mwepu, Emmanuel Banda and Patson Daka to secure the impressive win.
Costa Rica 1-1 Portugal
Portugal's rough start to the tournament continued after they were held to a 1-1 draw by Costa Rica on Wednesday afternoon.
Diogo Goncalves opened the scoring for the Portuguese in the 32nd minute, before Costa Rica levelled matters through Jimmy Marin in the 48th minute.
