So uh, that's the undead antibody needed to cure all the sick people.
...how did the hospital know what to do with a chunk of monster centipede?
Eh, they probably have Amazon on speed-dial for this kind of thing. :P
Chief: There is legally speaking, nothing wrong with the Rider System. However, there are some service errata Tachibana should be aware of...
Chief: By the way, by accepting this errata you agree not to sue BOARD over the defect.
Chief: fyi, may cause heart issues
Sayoko: I have no idea what a Rider System even is.
I get the distinct feeling Sayoko lost half the stuff that Tachibana, an expert on the system, would have gone WAIT WHAT on.
I mean, this is the belt that eventually causes King Form.
...this is even before we get into my friend's theory that Tachibana with his currently vulnerable mental state at this point in the series is getting Leangle'd by the Category Ace and that's why he's obsessed with sealing all the Undead.
If you count when Isaka's SWAT goons show up to capture Kenzaki, Hirose just chucks four of them around by herself.
Hirose is both surprisingly good at this for a random lab tech and lol Isaka's SWAT goons in body armor.
(Kotaro understandably mostly just runs for it.)