Keiju TABUKI
Keiju TABUKI is a teacher at an all-girls school. He is a tall, thin man with purple hair and glasses. He is very intelligent and kind, but he can also be very strict. He is a good teacher, but he is also very mysterious. No one knows much about his past, and he doesn't like to talk about it.
One day, Keiju is walking home from school when he sees a young girl being bullied. He intervenes and helps the girl, but the bullies run away. The girl is grateful to Keiju for helping her, and she tells him her name is Himari Takakura. Himari is a kind and gentle girl, and she quickly becomes friends with Keiju.
Keiju learns that Himari is a penguindrum, a magical girl who fights evil. He also learns that Himari is dying, and that the only way to save her is to find the four penguindrum eggs. Keiju agrees to help Himari find the eggs, and they set off on an adventure.
Along the way, Keiju and Himari meet many different people, both good and evil. They also learn more about Keiju's past, and about the mystery of the penguindrum