[Everytime Zenkichi sees those fresh pieces of warnings doting the start of any post speaking of the evil version of Ken Amada, he feels another decade cut off from his lifespan]

Uh okay while this whole privacy and confidentiality aspect is cool and all
how do we guarantee that the intruder (Doomada???) wouldn't see us walking into the training room? Or does he not have access to the velvet room at all?

Not to mention, let's say even if he can't see the door, if he walks in on us just disappearing into some corner of the velvet room wouldn't that raise suspicion?