Karasawa, who appears as the main character for several of the opening chapters, is a new teacher at Chizuru's high school. He quickly falls in love with her after recognizing her as a model. After a little effort, Karasawa is able to trick Chizuru into admitting she is a model, infuriating her. She then convinces Karasawa to let her sleep at his apartment for the night, where she enacts vengeance through teasing him to some degree or another throughout the night.

Despite the title, Hen is NOT Hentai. It does have sex, strong language, yuri, and other elements that might make you think "Hentai". 
Chizuru Yoshida is not your typical high schooler and she's all too aware of it! She has a talent with getting what she wants from her male lovers and often comes across as cold and manipulative... 
In truth, despite her experiences with guys, she has never been in love. That's until the fateful arrival of newly-trasferred student, Azumi Yamada, at her school. It was love at first site for Chizuru--indeed an unexpected turn of events for the story's vixen! 
Not only was she in love but with all things another girl. Chizuru goes through a brief stage of anger and denial and tries to convince herself that she couldn't possibly be attracted to such a simple-looking, shy, and naive girl! To her despair she finds herself constantly thinking of Azumi, so she finally resolves to become friends with her, but it's not too long when she starts to push things along with Azumi... 
(Source: Manga Project)

Yoshida Chizuru is the sexiest co-ed in her class. Secretly, she's been appearing in TV commercials - despite the fact that students are forbidden from working. But one of her professors has uncovered her secret and hopes to use this information to his advantage. Yoshida's got plans of her own, and has no intention of giving up her acting career...

[Blog](http://koyap.jugem.jp/) | [Agency Profile](https://tsf-official.com/talent/takehito-koyasu/)

Koyasu is the most prolific voice actor in the industry, having been credited for over 700 roles as of April 2022.

Growing up, Koyasu skipped out on going to school to watch movies at home because he wanted to become an actor. It wasn’t until later that he became interested in voice acting after having seen [Galaxy Express 999](https://anilist.co/anime/1491/). After graduation he entered a voice acting school. In 1988, he made his voice acting debut, and got his first regular role a year later voicing [Gai](https://anilist.co/character/13374/) in [Tenkuu Senki Shurato](https://anilist.co/anime/2113/).

Though having voiced more characters in the medium than anyone else, he is probably most known for his role as [Dio Brando](https://anilist.co/character/4004/) in [JoJo’s Bizarre Adventure](https://anilist.co/anime/14719/). He has stated that he likes playing villainous characters.

Koyasu has taken over many of [Kaneto Shiozawa](https://anilist.co/staff/95424/)’s roles after Shiozawa’s passing.

Father of [Kouki Koyasu](https://anilist.co/staff/219102/).

__Non-Anime Roles:__

- Olivert Reise Arnor - The Legend of Heroes Series (VG)
- More - Metaphor: ReFantazio (VG)
- Mustang - Goddess of Victory: Nikke (VG)

Sushiaki Karasawa