I think the appropriate aphorism here is "The road to hell is paved with good intentions." No doubt the Japanese government believe that this law is for extreme cases where someone sends thousands of awful messages, or where a mob drives someone to suicide, but this will end up being used to prosecute some poor 14 year old kid who calls someone else a bad name in Call of Duty. Without strict limitations in laws they'…
I agree. For example, we created a global flat bidirectional un-gatekept communications network with the altruistic and high-minded belief that if allowed to communicate without the material trappings of class, race, gender, and the various other things that separate us in "meatspace," we'd create a techno-utopia of our best selves through rational discourse and the clear-eyed sharing of different points of view.
Instead, suicides among teens exposed to this firehose are spiking. We should address that.