> All wiretapping was illegal in Japan until 1999.
So, at the end of the day constitution is just some document that holds no real power and can be violated once those in power are no longer interested honoring it.
And this is the primary reason for people to have encryption. It's not to protect from some random wannabe hackers, criminals or corporations (which the government can enforce laws against), it's to protect from the government itself. This is why media conversations sound weak and incoherent about encryption and privacy, they are afraid to talk about the biggest reason, don't want to openly and directly oppose the government and instead choose to entertain and dance around all those manufactured ideas.