The News Agency of Nigeria (NAN) reports that the President and some members of his entourage arrived at the Presidential wing of the Nnamdi Azikiwe International Airport Abuja at about 11:38 p.m.
Buhari had in Japan assured potential investors of good returns as a result of ongoing reforms initiated by his administration in the last three years.
The president also held bilateral talks with the Japanese government and companies as well as some African leaders during the conference.
On Friday, Buhari welcomed the interest shown by the Japan Bank for International Cooperation and the Toyota Group to support projects in which Japanese companies are involved in Nigeria.
He also met with members of Nigerian community in Japan where he condemned few Nigerians abroad indulging in criminal activities.
Buhari noted that the activities of such dubious Nigerians do not represent the values of majority of the people of the country.
