Well, police in Japan don't carry guns, BUT they did use this against the violent Zengakuran riots - routinely.
http://x.com/TomHoman_/status/1956889403521171568
ps - make sure you turn the audio on.

Finally, brethren, whatsoever things are true, whatsoever things are honest, whatsoever things are just, whatsoever things are pure, whatsoever things are lovely, whatsoever things are of good ...