Gender: Male Personality: Kind, friendly, and diligent. Uses polite speech with Komi and casual speech with Najimi. Features: Black hair. Everything about him is average—average looks, average build, average traits. He sits next to Komi. A high school student who helps Komi achieve her goal of making 100 friends. He calls her Komi-san and serves as the class representative. He had a severe case of 'eighth-grader syndrome' (chuunibyou) in middle school, so he understands Nakanaka's feelings very well.

Gender: Male Personality: Very mischievous and lacks tact. Says whatever is on their mind. The complete opposite of Komi. Always smiling and sly. Features: Despite being male, they are very pretty and have long hair. Wears the girls' school uniform. Serves as the vice-representative of the class but rarely does any work. Every single student at Itan High School is Najimi's childhood friend.

Gender: Female Personality: Extremely timid. She is easily frightened but struggles to express it, resulting in a mostly expressionless face. Inwardly, she is a warm, intelligent, diligent, wonderful, sweet, beautiful, kind, and good-hearted girl. Features: Suffers from a communication disorder that makes it extremely difficult to make friends, though she doesn't dislike the idea. Has dark purple hair. She is incredibly popular with the entire student body and is considered the most beautiful girl in school. While kind, her social anxiety prevents her from acting on her desire to help others, often leaving her trembling instead. Her goal is to make 100 friends. She rarely speaks, occasionally mumbling or whispering very softly. Regarded as the school's goddess or queen—a being whose name should not be spoken lightly. Even though everyone treats her like a deity and themselves as subjects, she considers them friends and treats them kindly. She primarily communicates with Tadano by writing in her notebook, where she sometimes draws cats. Always uses polite speech. It is so rare for her to speak that hearing her voice is like beating 0.001% odds. She can speak a little better over the phone. No one except Tadano knows she has a communication disorder.

Gender: Female Personality: Believes she is the ruler of this place and seems to view Komi as a fellow sovereign. Often fights with Yamai over Komi and has a slight crush on her. A tsundere. Features: Has a severe case of chuunibyou (eighth-grader syndrome) and wears an eyepatch over one eye. Has a relatively loud voice and short hair. Radiates an imagination even more intense than the 'Dark Flame Dragon.' She is also an otaku, with a room filled to the brim with game cartridges, manga, anime merchandise, dolls, figures, and posters.

Gender: Male Personality: Silent and finds most things bothersome, yet surprisingly diligent. Friends with Naruse. Features: Whenever someone falls or something happens, he provides narration like "**[Name] fell down.**" He rarely engages in normal conversation. He provides annotations for everyone, but that doesn't mean he isn't close to them. He is unexpectedly kind. When someone shows symptoms of something, he identifies it with terms like "**Stress**" or "**Cold.**" He is always seen with Naruse.

Gender: Female Personality: Very energetic, but has a severe, obsessive fixation on Komi. Features: Loves Komi intensely and has an enormous crush on her. She despises anyone who tries to get close to Komi. Her obsession is extreme. She treats Komi very kindly and tries her best to be nice to her own close friends and Komi.

Gender: Male Personality: Unaware that he is a narcissist. Friends with Kometani. Slightly self-centered and whimsical. Believes he is the protagonist of the world. Features: Suffers from a severe case of narcissism, loving himself far too much and believing he is the main character. Always seen with Kometani. Assumes everyone is his fan and is almost always smiling.

Gender: Female Personality: Timid and suffers from stage fright. Absolutely submissive to Komi. Surprisingly kind and diligent. Uses polite speech due to her shyness. Features: Has stage fright. She personally chose to become Komi's 'dog' and even gave Komi dog-related items to control her as a birthday present. Komi does not treat Agari like a dog and simply considers her a friend. Agari only acts like a dog for Komi; she doesn't bark or eat off the floor in her daily life. She is a library member and visits the library often. She loves eating.