Reading up on Dark Water made me realise how much I used to enjoy reading about Japanese cinema, society and its culture. There's so much scholarly articles on this, from Japanese female speech (yes, females and males in Japan speak differently), Japanese women obsession with cosmetic to yaoi. Yes, yaoi. omg.
http://intensities.org/Essays/McLelland.pdf Maybe I should take a PhD in Japanese Studies. Ohohoho.