Showing the hair crosses a line, but actually also still prevents you from seeing the genitals.
It is pornographic, yes, but the effect is different to when certain idols advance into full adult video careers.
Nothing makes better marketing than naked flesh, it seems.
Notable examples include Kimika Yoshino, , , , , and.
Miho Kanno similarly celebrated her twentieth birthday with a series of.
Actresses and models still do release photo books, but without as much fanfare.