Mr. Tanabe is the homeroom teacher of Class 1-2 in the manga "Teasing Master Takagi-san." He usually wears a tracksuit and teaches English, but his serious face looks very scary when he is angry. He often scolds Nishikata when the class gets noisy, but deep down, he can be easygoing and even laugh at Nishikata's silly faces. In the manga, it is revealed that he proposes to his coworker, Ms. Tsukimoto, and they get married. In the live-action series and movie, his role expands, and he becomes even more involved with the main characters. He is also shown as a kind and emotional teacher who cares for his students.
Appearance
Mr. Tanabe always wears a tracksuit at school.
He has a tough and serious face that can look a bit scary.
When he gets angry, he looks even more frightening, almost like a gangster.
Personality
Mr. Tanabe is strict when it comes to school rules.
He is known as the scariest teacher when he is upset.
He often scolds Nishikata, who tends to make noise during class.
However, he has a soft side.
During self-study, he sometimes falls asleep or laughs at Nishikata’s funny faces.
He can also be moved to tears, like when he watched the class play during the school festival.
He tries to be fair, but also shows understanding and kindness. For example, he lets a student give chocolate to a friend on Valentine’s Day even though it’s against the rules.
Background
Mr. Tanabe is the English teacher and homeroom teacher for Takagi and Nishikata’s class.
He is respected but also feared by many students because of his strict attitude.
He doesn't realize that Takagi is the real reason why Nishikata is often acting out in class.
Relationships
Mr. Tanabe has a close relationship with Ms. Tsukimoto, a fellow teacher.
He proposes to her, and she becomes his fiancée and later his wife.
After their marriage, Sanae Tsukimoto, Ms. Tsukimoto's younger sister and one of his students, starts calling him “Nii-san” (big brother).
He has a kind heart and supports his students in their own relationships, even if he does not always show it directly.
Plot
Everyday School Life
Mr. Tanabe is often seen keeping order in class.
He scolds Nishikata for causing noise, not knowing Takagi is usually behind it.
He sometimes falls asleep during self-study and laughs at Nishikata’s silly faces.
Valentine’s Day Episode
On Valentine’s Day, he spots a student giving chocolate to a friend, which is against the rules.
However, he quietly lets it pass, showing that he understands young love.
Culture Festival
During the school culture festival, Mr. Tanabe watches his students’ play and ends up in tears, touched by their efforts.
Marriage Proposal and Family
In Volume 15 of the manga, Mr. Tanabe proposes to Ms. Tsukimoto.
She accepts, and they get married.
Because of this, Sanae Tsukimoto, who is both Ms. Tsukimoto’s sister and Mr. Tanabe’s student, calls him “Nii-san.”
Live-Action and Movie Version
In the live-action version, Mr. Tanabe’s role is bigger.
A well-known actor plays him, and he appears in more scenes.
He notices the connection between Takagi and Nishikata and tries to help Nishikata be braver.
In the movie, which takes place ten years in the future, he is the only character played by the same actor.
Now he is the vice-principal and Nishikata’s and Nakai’s boss.
He also welcomes Takagi back to school as a practice teacher.
Trivia
Mr. Tanabe is the only character to appear in both the regular live-action show and the movie as the same actor.
He is surprisingly emotional and has a gentle side, despite his scary look.
After getting married, he is called “Nii-san” by his student Sanae Tsukimoto.
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