Arale's Birth / Hey! Friends

Senbei creates Arale and takes her on a test-run as a convincing little sister. However, she's not as tuned-up as her creator would have expected. / Arale is enrolled in school, and tries to win over the "tough kids" Akane, Taro, and his little brother Peasuke. Meanwhile, Senbei gets a crush on his creation's homeroom teacher, Midori Yamabuki.

Episode 10

Arale Goes to School! / It is! ... not there

Arale's superhuman strength gets word around the school, and all the clubs want her to join them. / Arale comes home to tell Senbei that an integral body part is missing on her body, to which the doctor invents x-ray specs for definitely-not-perverted research purposes.

Episode 20

The Big Time Slipper Adventure / What Egg is This?!

Senbei tests out his newest invention: an alarm clock-shaped time machine called the Time Slipper. On its inaugural voyage, Arale gets lost in ancient Japan. / Arale and friends use the Time Slipper to go back to the days of the dinosaurs, and find a mysterious egg.

Episode 30

Huh?! Is it a Boy? Is it a Girl? / Gatchan the Courier

The babylike creature that hatched from the prehistoric egg, Gatchan, is the subject of several discoveries for Arale and Senbei. / A day in the life of Gatchan, as they go about town interacting with the Penguin Village citizens.

Episode 40

Friends With a Bear!! / New Invention! Dekachibi Ray Gun

Arale rescues a bear, but trouble is afoot when her new friend is to be released back into the wild. / Senbei creates a raygun that can make things bigger or smaller than their intended size. Naturally, Arale causes some mischief with it.

Episode 50

The Teacher is Coming! / Arale Kidnapped!

Arale tells Senbei that her teacher is coming for a home visit. Knowing he has to look his best for Miss Yamabuki, he creates a barber robot to spiff him up. / Criminal Joe Dunn holds Arale and Gatchan hostage, but doesn't realize that he's underpowered compared to the two little terrors he's kidnapped.

Episode 60

Charging Arale-chan

A day in the life of Arale, from her police car destructions to her school life, and home again after accidentally eating whiskey bonbons.

Episode 70

Donbe Story

The tricky fox Donbe uses his kitsune powers of transformation to pull pranks on the town. When he runs into trouble, Arale and Senbei must put their differences aside with the critter who caused them too much trouble in one day.

Episode 80

The Great Strawberry Panties Plot

Arale reveals to Senbei that Miss Yamabuki wears strawberry-patterned panties. In a fit of pure horniness, he enlists the help of the animals of Penguin Village to get him a peek.

Episode 90

Ah! Earth SOS!!

The alien King Nikochan and his assistant abduct Arale and Gatchan, with the expressed intent to destroy the world. However, Gatchan's appetite for metal causes their ship to crash, which leaves the two invaders seeking help from the earth people.

Episode 100

Teketeke Children / Scary Scary Policewoman

Arale meets five-year-old Kinoko, a self-professed hip girl who only loves the most in-style of things. / After being accosted by a threatening female police officer, Senbei creates an invisibility potion to evade her.

Episode 110

Transform Ponpoko Gun / Arale Flies in the Sky!

Senbei creates a tanuki-themed raygun that can turn anyone into anything the wielder desires. In Arale's hands, trouble ensues. / Arale wants to fly in the sky like Gatchan, so Senbei creates a flying machine for her. But, in her soaring endeavors, she inadvertently bugs Raijin, the deity who creates storms and thunder with his drum set.

Episode 120

The Terrifying Good Girl

Arale, misinterpreting Miss Yamabuki's lesson on being a good kid, spreads chaos with the intention of goodwill.

Episode 130

Hero Suppaman

Kento Kuraku is no ordinary man. After he eats his favorite pickled plums, he turns into Suppaman, a not-very-helpful superhero who causes more problems than solves. He, in turn, catches the attention of Arale.

Episode 140

Arale's Errand / Wai-Wai Wildland

After seeing Akane's bra in the changing room, Arale wants one for herself, not realizing that she doesn't need it. / Arale and pals take an excursion to safari park Wildland, but get into some trouble when their jeep breaks down.

Episode 150

Living for Tomorrow! / Arale is Akane!?

Senbei invents a camera that can take pictures of the future. When Arale plays with it with her friends, they grow suspicious about the fact that she never seems to age in any of the pictures. / Arale and Akane swap lives for the day.

Episode 160

The Monsters' Night of Fear

Trampire, a buxom bloodsucker, along with her assistant Franken, terrorize Penguin Village in search of her favorite treat. When she gets to Arale's house, however, the tables are turned.

Episode 170

The Fairy Tale Machine / Bibiruman the Hitman

Senbei's newest invention allows the user to enter books and interact with the characters as part of the story. When Arale enters the world of Momotaro, her decisions cause the tale to go wildly off-course. / Joe Dunn hires hitman Bibiruman to take out Arale, but her would-be killer gets sucked into her King Kong book with the Fairy Tale Machine.

Episode 180

Arale Swims in the Ancient Past

Arale uses the Time Slipper to go for a swim "a long time ago". When she takes too long to return, Senbei starts to get worried.

Episode 190

Kinoko-chan Leaves Home

After Kinoko's dad eats the strawberry off her cake, she, in a fit of anger, decides to run away and become a juvenile delinquent.

Episode 200

The Great Space Date Escapade

Senbei, Arale, and Miss Yamabuki take a trip to the stars in Senbei's spacecraft. However, his decision to not install a bathroom ends up getting Yamabuki kidnapped on an alien planet.

Episode 210

Senbei Dumbfounded

On the return back from last episode's space adventure, Senbei discovers that Akane and Taro have grown old. They say it's been 50 years since he left the planet, but could there be more to the story?

Episode 220

Arale's Hoyoyo Date / Bye-bye Mecchanko Power

Arale goes on a date with the tough Banchou. Her definition of a date is just holding hands, though. Very tightly. / Senbei tries to scale back Arale's strength as to not cause any more destructive trouble.

Episode 230

Arale's Big Change!!

After a cricket leaps into Arale's mouth, her personality changes, giving her much more common sense and manners. This starts to freak everybody out.

Episode 240

Exchange Student from the City

Episode 250

An Arale-Eye Operation!!

Episode 260

Yay! A New Friend

Episode 270

Goodbye Gacchan!!

Episode 280

How Adorable! The Lovely Middle-aged Trio

Episode 290

Heart Pounding Excitement! Piisuke's First Love

Episode 300

The Araletouchables

Episode 310

Arale's Lullaby Dream

Episode 320

A Masterpiece? Nekozukin-chan

Episode 330

Hell's Messenger Chibiru

Episode 340

Sad Sad Santa

Episode 350

Messed-up Devilgirl

Episode 360

Arale's Musical Cinderella

Episode 370

Mysterious Monster Expert?!

Episode 380

Showdown! Musashi VS Arale-chan

Episode 390

Hero Suppaman Part II

Episode 400

The Reality Machine

Episode 410

Jungle King Perzan

Episode 420

Whoa?! Penguin Village Dom-Dom-Dom

Episode 430

Arale-chan Goes to City Island

Episode 440

The Devilish Transformation

Episode 450

Penguin Village in Love

Episode 460

Caveman Hoyoyo in the Dinosaur Age

Episode 470

Chibiru-kun's Part Time Job

Episode 480

Leave it to Akiko

Episode 490

Yay! A Date for Mr. Copy

Episode 500

Thanks! The Kick The Can Celebration Party

Episode 510

Arale's Thief Hoyoyo Team

Episode 520

Anko and Nonko Discover the Countryside

Episode 530