Putting aside actual crimes, bullying is only handled by the police when there is criminal acts being done and evidence of that. Also, importantly, it needs to be reported. Otherwise, it's usually the school that handles these issues, but we all know how they have a vested interest in sweeping...
I've seen it a lot too, so I went around taking a look at some Japanese sources.
Basically, they have a thing called 補導 (hodou) which is essentially a warning from the police when a "minor" (aged <20, but may have changed when they redefined 成人 to 18 recently) does something bad (more...
A) Attacking from a certain range doesn't necessarily mean that you have to maintain that distance from you to the target. If you can hit that target in one "action," then it is "in range." Your fixation with having to maintain a certain distance probably comes from modern weaponry and its...