I have become aware of an odd Japanese sub-culture of sexy action heroines, which might be best described as Power Rangers for mature viewers. While it seems they contain rather too much bondage and torture for me to be entirely happy with them, they are certainly within the remit of the site. Here’s a sample clip from Gravure Heroine Gaia Ranger, produced by Zen Pictures, who appear to be the market leaders in such things. Some of them appear to have received distribution in the West, so might follow up there. Obviously, this is the kind of thing where you need subtitles, to follow what’s going on…