Vampire Girl vs. Frankenstein Girl

Yukie Kawamura

Takumi Saitô

Eri Otoguro

Sayaka Kametani

Jiji Bû

Eihi Shiina

Kanji Tsuda

Yukihide Benny

Terri Doty

Erina

Cay Izumi

Maki Mizui

Honoka Nagai

Aya Nishisaki

Sayo

Takashi Shimizu

Namie Terada

There are two Japanese sub-cultures within this film, what are these?

The character Keiko is following the Lolita fashion; there are several types of Lolita fashion (Goth, Sweet, Classic, Punk, Wa, Qi, Sailor etc) and most follow the basic aliments and styles from the Victorian era, and too, the style of costumes called Rococo from the era of 18th century France. The second sub-culture here are the Ganguro, meaning Black Faced Girl, whose style has is followers, usually, having black / (faked) over-tanned skin with hair often dyed blonde or orange and clothing accessories that defy the norm.

Keikos father, the Vice-Principal Kenji Furano, what is he dressed as?

His appearance is that of the Kabuki, the classical Japanese Kabuki theatre whose roots originated in 1603.

What is the purpose of women giving men chocolate?

Giri choco, which translates as obligation chocolate, is a tradition where on Valentines Day chocolate is given, by women, to men. Giri choco is the lower price range of chocolate which is given to men who the woman have little or no emotional ties.