A common Japanese media character type, the female high school teacher who is fairly young, attractive, even cute, and on friendly terms with her students. On the other hand, she is still unmarried, and very conscious about it, as well as about the lack of respect she gets. She is usually extremely childish, such that even her own students appear more mature than her. This trope can also overlap with Misplaced Kindergarten Teacher or Hippie Teacher. May preside over a Wacky Homeroom. Examples of Sensei-chan include: