A 10-year-old Nigerian boy who had come to Maharashtra with his mother, sibling and caretaker was reunited with his kin after failing to alight from a suburban local train in Navi Mumbai's Vashi station and losing his way thereafter, a railway police official said on Saturday.

The incident happened on Thursday and the boy, who is mentally unwell, was spotted at Mankhurd station after his mother approached police, the Vashi railway police station official said.