Miss Machiko is looking forlorn, and the students assume she's fallen in love. But as they follow her around for the day, they realize the truth is far bleaker.
It's Children's Day, and Kenta urges Machiko to create some koinobori banners. Of course, his secret motive is to climb inside one and spy on the bath!
Kenta goes to a local shrine to pray for Miss Machiko to recover from a cold, but an encounter with a yukionna gives him much more than he bargained for.
When Kame learns sewing to help his family with their new cleaning business the other boys tease him relentlessly. Can Machiko find a way to smooth things over?
Miss Machiko saves the life of a popular manga artist who's running desperately low on ideas. Will she and her class be able to pull him out of the dumps?
Kenta and the gang have gone wild about painting the clay models sold by a local vendor. But when the vice principal forbids the hobby, they find a new outlet for their creativity.
Arama Topics is looking for new submissions. While the boys try to do an in-depth article on Miss Machiko, the girls attempt to learn Mr. Kagoshima's secrets!
Mr. Yamagata is desperate to try a new plant that is rumored to give people longer legs. But when he finally gets his hands on it, things start to get strange...
Maruko is set to play Santa at the school Christmas party, but when the time comes, she never arrives. What's happened to Maruko, and does it have something to do with the bully Genkichi?
When Kenta plays fortune-teller at a festival, he ends up filling Mr. Yamagata's head with crazy ideas... including one about an impending alien invasion?!
The class gets a pretty new exchange student named Sayuri. She's trying to hide the fact that her family are ninjas, but Kenta's pranks won't make it easy!
An archaeological excursion into the mountain behind Arama Academy yields a remarkable discovery: a mural depicting the ancestors of Mr. Yamagata and Miss Machiko!
To cheer the girls up after an awful day of pranking, Miss Machiko tells them a story about her own youth. As it happens, she once knew a mischievous little boy who was a lot like Kenta...
When a Moai statue inexplicably ends up on Arama Academy's doorstep, the faculty become convinced that only a sacred ritual can send it home. And the only one who can perform it is... Mr. Yamagata?!
Sports Day has arrived, and Kenta hopes to be paired up with Miss Machiko... but he's paired up with Maruko instead! Can Kenta find a way out of the arrangement and still win the individual award?
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...
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?
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...
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!
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?!
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?
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!
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?
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?
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 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!
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?
Mr. Yamagata overhears Miss Machiko talking about how she wants to quit school. Will quitting in solidarity lead to her love... or backfire spectacularly?
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...
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!
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?
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!
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!
Kenta and Kame have tried everything in the book to restore confidence to their depressed friend, Kinzo. The only thing left to try is... a wrestling match!
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?
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!
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!
Mr. Yamagata decides that hypnotism is his only way to win Machiko's heart. But her fantasy life turns out to be a little different from what he expects...
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!
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?
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!
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!
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?
When a gang from a rival academy starts trouble with Arama's students, Machiko won't stand for it! They'll have to settle their differences... with mud wrestling?!
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...