The mischievous students of Arama Academy meet their match in a beautiful and clever new teacher, Miss Machiko. But they're determined to find a prank that will really humiliate her.
Class bookworm Hiroshi doesn't like exercise or socializing. Machiko arranges a class outing to cure him of his single-minded nature, but will her plan work too well?
Machiko tries to help Shizuo, who is staying home to take care of his brothers, a trio of mischievous toddlers. But when they bring them to school, all hell breaks loose.
Kinzo is obsessed with bad-boy rock trio Yokohama Ginrrow. Machiko encourages him to follow his dream - by having the whole class mimic the band at the school festival.
Kenta's latest obsession is the Frisbee, and everything he can do with it - ripping blouses, flipping skirts, and stealing underwear. Can Machiko learn the skills to put the "Frisbee Angel" in his place?
A groper on a crowded bus is preying on the women and girls of Arama Academy. Kenta takes exception to this cowardly behavior, and vows to catch the culprit.
A groper on a crowded bus is preying on the women and girls of Arama Academy. Kenta takes exception to this cowardly behavior, and vows to catch the culprit.
After getting drunk at a New Year's party, Kenta dreams he's taken a time machine to the future - where he's a handsome adult, and dating Miss Machiko.
An overnight trip to a skating rink becomes a nightmare when the class funds are stolen. And it's even worse for Yamagata when a handsome stranger begins flirting with Machiko.
When a spoiled rich kid offers marriage to Machiko, Mr. Yamagata and Nabe counter with proposals of their own. Can the class help Machiko shake off all three unwanted suitors?
The whole school has come together to celebrate Miss Machiko's birthday. Yamagata is determined to use the occasion to prove that he and Machiko are the perfect couple - and hires a matchmaking robot for the task.
When a UFO descends on the town, Madoka and Yamagata gain psychic powers. Madoka uses hers to defend her friends and fight for justice - while Yamagata uses his to spy on Machiko in the bath.
When a beautiful blonde from America refuses Kenta's advances, Kenta becomes even more determined to get his feelings through - and what better way than a boys-versus-girls sumo tournament?
Dr. Aomori has arranged a golf tournament with a new video recorder as the prize. Kenta, Kame, and Kinzo are determined to help Machiko win it by any means necessary.
Miss Machiko takes a brooding Hiroshi along to a girls-only tennis camp to try to cheer him up. Of course, Kenta's not going to let him be the only boy there.
Mr. Yamagata overhears Miss Machiko talking about how she wants to quit school. Will quitting in solidarity lead to her love - or backfire spectacularly?
Kenta's job at a local amusement park is threatened when Genkichi's dad decides to buy the place and tear it down. Can he cook up a prank smart enough to save the children's paradise?
A crash landing on a bountiful tropical island should be paradise for Kenta and his class - until they're interrupted by a tyrannical holdover from the war.
When a troubled new student comes to the school, Miss Machiko will do anything to help fix his family situation. But will that include dressing as a geisha to turn his father around?
A speaker comes to Arama Academy, stirring up dissent between the boys and the girls. Can Miss Machiko get them to work out their differences before tragedy strikes?
Machiko's class takes a field trip to the ocean, and ends up saving a dolphin from a net. But will the locals hunt the dolphin down before they can get it to safety?
The town's annual bicycle race is thrown into chaos by Genkichi's grandmother, who is willing to do anything to see that her grandson takes the trophy.
Madoka learns that her college-aged crush is slipping into a life of delinquency, and she heads to the wrong side of the tracks to try to help him. Can Machiko and the others save Madoka before she gets in over her head?
When an innocent prank on Parents' Day ends up causing a riot, Hiroshi's outraged mother threatens to pull him out of school. Can Kenta and the others find a way to get him back - before Miss Machiko quits as well?.
Machiko, Kenta, and his friends are spending summer vacation doing good deeds for the elderly. But their courage is put to the test when their next client turns out to be a creepy doctor living in a haunted house.
Kenta, Kinzo, and Kame learn the secret to Mr. Yamagata's amazing memory - self-hypnosis. But when they try it themselves to improve their test scores, things quickly start spiraling out of control.
Kenta's mischief ruins the town's chance to get a popular singer to help with the anniversary festival. Can Miss Machiko find a way to set things right?
All the cool kids want to join in with the latest craze, the Takenoko Dance. Kenta fosters a rivalry with a cocky young star who turns out to be more than meets the eye.