Board Thread:Theories and Speculation/@comment-32617252-20170720024552/@comment-734582-20170720095137

Elveonora wrote: So it seems in the Canon, the term jinchuuriki gets loosely used even for those who just have some Bijuu chakra in them, even if not the actual Bijuu. Even so, he had Kurama's soul and Ashura's soul in him, suggesting that he would be fine.

Hell, revived Kaguya was essentially a 15-way jinchuriki (9 biju, Gedo, Madara, two jonin and two pseudo-jinchuriki)