Toka Yada

Tōka Yada is a student in Korosensei's Class 3-E in Kunugigaoka Junior High School.

Appearance
Tōka has dark brown hair (mid-brown in the anime) held up in a ponytail and presumably dark brown eyes (light purple in the anime). She also has the largest bust out of all the female students in Class E.

Personality
Yada is the big sister of Class 3-E and one of the enthusiastic students to learn the art of infiltration from Bitch-sensei. She's been described as being adult-like and cool to the point of Kayano admitting that she's attracted to her despite her huge bust.

Plot
Tōka debuted in Chapter 1, but didn't get a spotlight until Chapter 66. In Chapter 66 she helped the girls get out of a tight spot with some guys trying to flirt with them by pretending to be a mafia princess. After the guys run off, she then states that the yakuza emblem she had was obviously a loaner which came from Bitch-sensei. Kayano notes that she's always the most interested in Bitch-sensei's lessons to which she replies that she doesn't want to use seduction as a means to accomplish things, but rather the tools for negotiation and entertaining would be valuable in society prompting the other girls to compliment her on her maturity.

Abilities
Knifework: Tōka has the third best knifework on the girls' side along with Hinano Kurahashi.

Infiltration: As one of the more enthusiastic students in terms of Bitch-sensei's lessons, Yada as gained notable skill in grifting as shown in Chapter 66 when she successfully drove away two guys by pretending to be a mafia princess.

Negotiation: Thanks to Irina's lessons, Yada has become an skilled negotiator, and usually is the student the class rely on for the task.

Irina Jelavić
Along with Kurahashi, she's one of Irina's favorite students. They are the only the students who know about Irina's past and true personality.

Hinano Kurahashi
They are often seen together, and seem to be close friends.

Megu Kataoka
It was revealed in the official Character Book that Tōka has a crush on her in a non-serious manner.

Quotes

 * (To Kaede Kayano) "It's not that I want to use seduction to accomplish things, but Korosensei mentioned it too. To carry a second blade. Skills for entertaining and negotiating... don't you thinks these would be the ultimate blades when going out into society?'

Trivia

 * Her best subject is Japanese, and her worst one is Mathematics.
 * Her future goal is to get a job in the business sector.
 * Her hobbies/special skill is Bitch-sensei partaking in Bitch-sensei's charm lessons.
 * Thing she finds enjoyable about the letter “E” is the days she’s spent since entering Class E, while the thing she finds depressing about letter is the day where she won’t be able to fit into an E cup anymore.
 * She was called "Ponytail and Breasts" during class 3-E training using code names.
 * In the "Girls you're interested in" ranking made by the boys on Chapter 19, she was ranked 2nd, with breasts listed as her best point.
 * In the art rankings of Volume 5, she was placed 5th among the female students.