He was joined by Panathinaikos’ new signing, Cyriel Dessers, who also arrived on the camp’s second day.
Lookman, who plays for Atalanta, links up with the team after weeks of transfer speculation connecting him to Inter Milan, Bayern Munich, and Galatasaray.
With the arrival of both Lookman and Dessers, the number of players in the Super Eagles camp has now risen to 18.