After 12 days of uncertainty, Norum Yobo's release was confirmed by John Ola Shittu, who manages Joseph's affairs.
Shittu told kickoffnigeria.com: "Yes, I can confirm to you that Nornu has been released.
"He was released last night and he flew into Lagos this morning to meet his brothers.
"He is now at home resting and just trying to recover."