Orihara

An unnamed girl dubbed as "Friend D" (友達D) or "???" is a background character of the Don't Toy With Me, Miss Nagatoro manga series. She is an high school student and a schoolmate of Nagatoro and her friends.

Her name is currently unknown.

Appearance
The girl is an attractive, tall, high schooler with long, messy, auburn hair which she keeps in a ponytail, leaving her fringe and bangs fell on her face. She has a fair complexion and very large, expressive, blue eyes with lighter pupils, which signifies her energic demeanor. Her eyebrows are as thick as Sakura's. She has an athletic, lean and stunning physique, standing only a few inches shorter than Senpai and often sports a wide and friendly smile.

She typically wears her school uniform consisting of a white button up shirt (with tightly buttoned collar) and a navy blue skirt completed with a pair of sneakers and white soccer socks. However, in winter she is shown to wear a light brown sweater.

Personality
The girl is very carefree, energic, easy-going and kind, seeing Senpai lost in the first year floor, she didn't hesitate in offering to help him find the person she was looking for, was very welcoming to him, tried patiently to understand who "Nagatoro" was - since she usually called her "Hayacchi" - and, after explaining him where to find her, stood with the arms on her sides sporting a satisfied expression, happy to having been helpful.

Early life
The girl was born in, , no information about her family or her home life are given. After beginning to attend Kazehaya High School, she was placed in section 1-A, getting acquainted to Nagatoro to the point to always call her by the pet name "Hayacchi".

First name arc
One day, after Nagatoro forgot her smartphone in the art club room and Senpai reached the first year's floor to return it to her, he realized he didn't knew what section she is in, right at that moment the girl saw him and tried to help him asking who he was looking for, however when Senpai answered her question, she asked if he knew her first name as the surname "Nagatoro" didn't sound too familiar to her. Embarrassed Senpai admitted to himself that he didn't knew, then however he remembered that her friends called her "Hayacchi", causing the girl to realize who she is and subsequently telling him to look for her in section C.

Manga

 * Chapter 58

Trivia

 * Due to her official name being unknown, the character was referenced to as "Friend D" (友達D).
 * This happened even with the supporting characters - Gamo-chan, Yoshi and Sakura - and to fellow background character Nekoba ("Friend E"), however, unlike them all, she seems to be a mere acquaintance of Nagatoro's rather than a friend.
 * She is the only background character appeared in Chapter 58 whose name wasn't revealed in the Official Fanbook, as in her profile she was listed as "???".