Board Thread:General Discussion/@comment-9051002-20170820023748/@comment-5780397-20180509034528

There is a lot more evidence pointing to Conjuration that Transmutation: for starters, th efact that it is visible to everyone, can be applied and removed without Nen user noticing the difference even when they touch it, Hisoka can forget it's on, the kanji used in the databook, and the fact that Transmutation cannot change matter, but only alter the properties of aura.