Oh Yeah! Cartoons was an American animation showcase that appeared on the Nickelodeon cable channel. Oh Yeah! was an animation project guided by Fred Seibert, former Creative Director of MTV Networks and President of Hanna-Barbera. Produced by Frederator Studios, it ran as part of Nickelodeon's Nicktoons lineup, and in its second season, was hosted by Kenan Thompson of All That and Kenan & Kel fame; Then later by Josh Server, from All That, for its third season. Bill Burnett composed the show's theme music. Oh Yeah! Cartoons was distributed by Nelvana outside of the United States. In terms of sheer volume, Oh Yeah! Cartoons remains TV's biggest animation development program ever. Giving several dozen filmmakers the opportunity to create nearly 100 seven-minute cartoons, the series eventually yielded three dedicated half-hour spin-offs: ⁕The Fairly OddParents ⁕ChalkZone ⁕My Life as a Teenage Robot Nickelodeon's Oh Yeah! half-hour featured in its first season, a total of 39 brand new seven-minute cartoons in 13 episodes, surpassing the number of new cartoons and characters on any other single network. In its full run, Oh Yeah! Cartoons featured and produced over 99 cartoons and 54 characters.

Seton Academy, a school full of animals where, thanks to population decline, there are fewer humans than any other creature. Mazama Jin, an animal hater and the only human male in his class, falls in love with Hino Hitomi, the only female human, the moment he lays eyes her. However he soon finds himself entangled with various other creatures after he reluctantly joins the 'pack' of Lanka the wolf, the only other member of her pack. After getting to know each other, the two decide to create a cooking club, and after a few bad-blooded misunderstandings, Ranka soon joins the club as well. Thus begins the howl-some and howl-arious story of two normal humans; an adorable wolf; a cheerful koala; a sluggish, blonde sloth; and a feline with cattitude in their newfound club—in a story that teaches that friendship can be forged by creatures of different kinds.

In the future — in a world mostly submerged under water — the 19-year-old Sumeragi Aika goes to college while training as an agent by assisting in Aida Gozo's salvaging business.

At the end of the last summer vacation of high school, Youta Narukami spends his days preparing for the university entrance exams, when a young girl named Hina suddenly appears, proclaiming herself as the "god of omniscience." Youta is confused and does not believe Hina when she tells him "The world will end in 30 days." After witnessing Hina’s God-like predictive ability, Youta begins to believe her powers are real. Hina, who is innocent and childlike despite her supernatural powers, decides for some reason to stay at Youta’s home. Thus begins the start of their lively summer before the end of the world.

Natsuo is a high school boy who is experiencing the crushing despair of unrequited love. To make matters worse, the person he is in love with is his teacher, Hina. In an attempt to lift his spirits, he attends a mixer where he meets a girl named Rui. The two sleep together, expecting never to see one another again, but fate has other plans. His life suddenly becomes more complicated when his father comes home and announces he has remarried a woman with two daughters whom Natsuo has met before: Hina and Rui!

Moritaka Mashiro, a high school student, is persuaded by his classmate, Akito Takagi, to become an aspiring manga artist when the latter realizes his natural talent as an artist. However, Moritaka is reluctant as his uncle, once an artist with his own manga, died from overwork. With Akito's help, Moritaka gets his school crush, Azuki Miho, who is an aspiring voice actress, to act in the anime adaptation of their future manga once it is completed. However, Mashiro also proposes to Azuki, who surprisingly accepts only on the condition she will marry him when both of them have achieved their dreams. With a goal set before him, Mashiro begins a long and struggling path to become a famous manga artist.

Daichi Kakeru is a high school student who has never had a girlfriend. Little did he know that everything was about to change when he bought a melon soda on his way home from school as the can came to life in the form of a girl, whom he calls "Melon".

Kiyotaka Ayanokoji has just enrolled at Tokyo Koudo Ikusei Senior High School, where it's said that 100% of students go on to college or find employment. But he ends up in Class 1-D, which is full of all the school's problem children. What's more, every month, the school awards students points with a cash value of 100,000 yen, and the classes employ a laissez-faire policy in which talking, sleeping, and even sabotage are permitted during class. One month later, Ayanokoji, Horikita, and the students of Class D learn the truth of the system in place within their school...

Tatara is an average middle school student with no particular dreams until an unexpected incident draws him into the fascinating world of ballroom dancing. “If I can just find one thing to be passionate about...” He dives into the world of dance, believing it's his opportunity to change. “Dance is a passion!”

Louise Françoise Le Blanc de La Vallière’s name is so long and her spell-casting skills are so poor that everyone at the Tristain Academy of Magic just calls her “Louise the Zero.” Louise’s humiliation only increases during an important second-year test, she inexplicably summons Saito Hiraga, a totally normal teenager from Tokyo. Now she’s stuck with him and Saito’s stuck with the lousy life of being a familiar.

Sixteen years after the "Law for Public Order and Morals in Healthy Child-Raising" banned coarse language in the country, Tanukichi Okuma enrolls in the country's leading elite public morals school and is soon invited into the Anti-Societal Organization (SOX) by its founder, Ayame Kajou. As a member blackmailed into joining by Ayame, Tanukichi ends up taking part in obscene acts of terrorism against the talented student council president Anna (for whom Tanukichi has a crush on).

As one of the thousands of Japanese students afflicted with "chunibyo," a state where they're so desperate to stand out that they've convinced themselves that they have secret knowledge and hidden powers, Yuta spent most of his middle school years living in a complete fantasy world. He's finally managing to overcome his delusions but his chunibyo have attracted the attentions of another sufferer, and she's decided that this makes him her soul mate.

The story is set in the distant future. The land is ruined, and humanity establishes the mobile fort city Plantation. Pilots produced inside Plantation live in Mistilteinn, also know as the "birdcage." Children live there knowing nothing of the outside world or the freedom of the sky. Their lives consist of battling to carry out missions. Their enemies are mysterious giant lifeforms known as Kyouryuu, and the children pilot robots called Franxx to face off against them. For the children, riding the Franxx proves their existence. A boy named Hiro is called Code:016, and he was once known as a prodigy. However, he has fallen behind, and his existence seems unnecessary. Not piloting a Franxx is the same as ceasing to exist. One day, a mysterious girl known as "Zero Two" appears before him. Two horns grow out of her head.

Turns out, evil takes initiative! With world domination close at hand, the Kisaragi Corporation turns its sights on interstellar conquest, and who better to take over a magical world than two randomly assigned minions—Combatant Agent Six and his android partner Alice? But Six’s path up the evil corporate ladder won’t be easy—a Demon Lord’s army is hatching its own nefarious plan!

Shikada Kokonotsu's father owns a rural sweets shop, and his plan is for Kokonotsu to take it over one day. However, Kokonotsu wants to be a manga author instead! One day in summer, the cute but weird girl Shidare Hotaru, from the famous sweets company, comes to pay a visit. Apparently, Kokonotsu's father is famous and she wants him to join her family's company. However, he will only agree if she can convince Kokonotsu to take over the family business!

After saving humanity from the despicable Demon King, Leo Demonhart does not earn a hero’s standing. Instead, he is regarded with suspicion and hostility by those he fought to protect. Treated as a pariah with nowhere else to turn, exiled Leo seeks a position in the army of his former nemesis! But the army is not what it once was before its defeat at Leo’s hands, so to maintain his new position, Leo must whip the forces back into fighting shape.

A group of 12-year-old fans of the Digimon card game meet their own Digimon friends and start to duel "bio-emerging" Digimon who cross the barrier between the information network and their world.

Miyako is a shy college student who is also an otaku. One day she happens to meet some angelic grade school kids! When Miyako sees her little sister's new friend Hana-chan, Miyako's heart won't stop racing! Miyako tries to get along with them but struggles... A sketch comedy all about trying to get along with the super cute girl is about to begin!

Ichiro Sato is about as average as a student can get... except for his above-average ability to land himself in totally awkward, intensely risqué situations with his no-nonsense teacher, Kana Kojima! Ichiro has his hands full dealing with these steamy shenanigans and unexpected encounters in the most unlikely places. At least it can’t get any worse, right?

Umer is doing his graduation and is in love with his fellow university mate Sara, who belongs to a sound family and when she tells her parents about Umer's proposal, they immediately refuse to give permission.