User blog comment:Martialmaniac/How does "In" work?/@comment-4828844-20150715102031/@comment-5780397-20150716072120

Yes, it does that, too, but seeing that Kurapika wasn't able to sense Ubo until after he landed a full power Big Bang Impact on him, it is obvious it allows the user to hide his/her aura without needing to suppress it.