Leicester City defender, Ashleigh Plumptre and goalkeeper, Chiamaka Nnadozie arrived in the Super Falcons camp in Kobe on Tuesday afternoon ahead of the friendly against the Nadeshiko of Japan.
Two other players, Ifeoma Onumonu and Michelle Alozie have also linked up with their teammates in camp.
The 12 players are now in the team’s camp.
More players are expected in camp later today and on Wednesday.
The players and coaches, who left Nigeria on Saturday arrived in Kobe on Monday morning.
The Super Falcons had their first training this morning at the Miki Sogo Bosai Koen Stadium.
Thursday’s friendly will take place at the Noevir Stadium, Kobe.