Board Thread:Theories and Speculation/@comment-45444155-20200507075527/@comment-6769189-20200525202603

The only person who actually creates is Kaguya. Hagoromo, Obito, and Madara got them after becoming Juubi Jinchuriki

Naruto got his while his 9 Bijuu chakra mode was active. Maybe it has something to do with Juubi/Kaguya's chakra.