
kuron nagatsuki
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Arisaka Susumu
Main
He is the main character in the manga version, he is an orphan who was allowed to be on his own. In order to earn a living he converted his house into a dormitory and much to his chargin it was his teachers who becomes his tenants.(ANN) ...
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Gokajou Satsuki
Main
The athletics coach, Satsuki prefers brawn over brains and has a loud personality. She is seen as very aggressive and violent, acting or speaking without thinking things through, but with a very sweet personality underneath. She is often referred to as "T...
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Ichimonji Mutsuki
Main
Chitose's homeroom teacher and a teacher of Japanese Classics, she is the first to move in with him. She is gentle until Chitose slacks off on studying. She is seen cooking or cleaning the house, if she is not trying to lecture Chitose. ...
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Ninomai Kisaragi
Main
The introverted science teacher who acts like a cultist. She has a personality similar to that of Chikage from Sister Princess except that she is far more interested in science and things that can be explained through science. Though she usually comes acr...
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Sanzenin Yayoi
Main
The school nurse and miko (meaning priestess), Yayoi can be calm and spiritual unless she feels Chitose is in danger, when she may put her sword fighting skills to work. She is seen wearing a Japanese priest dress and puts her sword against Chitose's neck...
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Shitenno Uzuki
Main
The art teacher, Uzuki acts like a small girl and is very happy-go-lucky. She gets into arguments with Satsuki. She is seen with angel-like wings due to her obsession with cosplay....
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Kuron Nagatsuki
Supporting
A mysterious kid from China who claims to be the rightful child of Mutsuki. She first appears in Happy Lesson Advance. She is very well versed in Kung Fu, and contends with Chitose at every chance possible. Despite that fact that she is first introduced w...
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Nanakorobi Fumitsuki
Supporting
Chitose's class president. Fumitsuki has a deep crush for Chitose, though he is oblivious to it. She has excellent marks and continuously tries to win Chitose's heart. At times she is very aggressive, seen punching people with great force in a comical man...
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Togakushi Kanna
Supporting
Childhood friend of Kisaragi. She, like Kisaragi, is a very gifted scientist, yet her inventions tend to go awry. She and Kisaragi planned to conquer the world when they were kids, yet when Kisaragi gave up that dream to become Chitoses mother, she tricke...








