I'm going to have to back Alice up on this... I've been in touch with countless women over the years I've been in Japan and the most common thing I heard from them was being hit on or harassed excessively by someone on the street (surprise, mostly foreigners). None of them felt like they were going to be raped or attacked walking down the street at any hour of the night
As for domestic assault, rape etc (behind closed doors), yes, we know it happens... but you're not going to get randomly raped walking down the street 99% of the time.
The domestic stuff is a breakdown in society and its laws, it's just not treated the same here as it is the west.
My comment was about the trains and how women are unfairly treated here. Not just foreign women either. It''s way to common for the media to not report many crimes and for statistics to be falsified. Also society here leans to the male point of view....exhibit a....
http://www.thejournal.ie/me-too-japan-3882586-Mar2018/