The incident in the Dala Yazaram area of the city happened a day after at least 55 people were killed in attacks on Friday.
A female suicide bomber on Saturday blew herself up in the northeastern Nigerian city of Maiduguri, killing three people and injuring many others, residents said.
The incident in the Dala Yazaram area of the city happened a day after at least 55 people were killed in attacks in the northeast, including 28 in Maiduguri on Friday.