Ten players have arrived the Super Eagles camp in Marrakech, Morocco, on Tuesday.
Among the first players to arrive to the camp are defenders Jamilu Collins and Bruno Onyemaechi, midfielder Alex Iwobi, winger Moses Simon of Nantes, and goalkeeper Stanley Nwabali of Chippa United.
Cyriel Dessers, Nathan Tella, Semi Ajayi, Calvin Bassey, and Fisayo Dele-Bashiru are among the other early entrants.
Later today, more invited players are anticipated to report to camp.
The inaugural training session for the Super Eagles is scheduled for later today at 4:30 p.m. local time.
Former winger Finidi George is temporarily in charge of the team pending the appointment of a substantive head coach.
Nigerian will slug it out with eternal rivals Black Stars of Ghana in their first friendly at the Grand Stade de Marrakech on Friday.
The former African champions will face the Eagles of Mali in the second friendly next week Tuesday at the same venue.