Yamada and the Seven Witches (OVA)

Ryu Yamada is a second year student at Suzaku High. Ryu is always late for school, naps in class and gets abysmal grades. His life is a dead bore. The beautiful Urara Shiraishi, on the other hand, is Suzaku High's brightest student. One day, without explanation, their bodies are swapped! Ryu ends up in Urara's body, and Urara in Ryu's.

Tsukamoto Tenma is an ordinary 2nd year high school student who has fallen in love with one of her classmates, Karasuma Ooji. However, currently she is unable to confess her feelings to him. To make things worse, she found out that Karasuma is transferring to another school in a year. On the other hand, Tenma's other classmate, Harima Kenji (who is a delinquent) is also in love with Tenma. Not being able to confess his feelings, Harima gets depressed day by day. (Source: Anime News Network)

In the OVA's story from the manga's ninth compiled book volume, Ryuuichi takes a break from the babysitter club in order to study for tests. Imitating Ryuuichi as he studies, Kotarou and friends practice writing. Ryuuichi wants to thank Saikawa, who helped him out during testing, and he nonchalantly tries to figure out what Saikawa likes. Ryuuichi makes curry for the chairwoman and Saikawa. The OVA also includes a special "Snow White" segment based on a story from the manga's sixth volume. The chairwoman is the Queen, and Inomata is trapped in a castle doing nothing but studying as Snow White. Ryuuichi is the huntsman who takes her to the outside. The babies are the seven dwarfs, and they run into Usaida in the forest. (Source: Anime News Network)

This two-part OVA is a series of shorts in relation to the School Rumble series. This OVA fills in gaps with new content between episodes from beginning to nearly the end. Episodes: 1) New-Term Excitement! To Be Near You Scramble! The Naked Truth! Yakumo befriends a foreigner - in between her clairvoyant activities and frequent cat naps. The Class 2-C seating arrangements put Tenma in a tizzy over sitting next to her heart throb, but a certain bad boy is stressing over sitting next to her! 2) Smile, Please! Mammoth, Yum! May I Fall in Love? Yoshidayama continues his climb to the top of the bad boy rankings, Imadori tries to touch a tomboy, and Harima tries his hand at prehistoric heroism! Back to the more recent past, a moment in the dark sheds

After a year in grade school without her childhood friends, first year student Akari Akaza is finally reunited with second years Yui Funami and Kyouko Toshinou at their all-girls' middle school. During the duo's first year, Yui and Kyouko formed the "Amusement Club" which occupies the now nonexistent Tea Club's room. Shortly after Akari joins, one of her fellow classmates, Chinatsu Yoshikawa, pays the trio a visit under the impression that they are the Tea Club; it is only once the three girls explain that the Tea Club has been disbanded that they can convince Chinatsu to join the Amusement Club—a group with no purpose other than to provide entertainment for its members. (Source: MAL Rewrite)

It all begins when aliens invade and threaten to conquer the Earth! However, one member of the human race is chosen at random to duel the aliens and save the planet: Ataru Moroboshi, a lecherous slacker from Tomobiki High School who begrudgingly participates. All he has to do? Play a game of tag and catch Lum — the beautiful alien princess in a tiger-stripe bikini — by the horns. Unfortunately for Ataru, it’s not so simple, since Lum can fly and deliver electric shocks! Perseverance pays off, but once he catches her, Ataru experiences another shock: He’s now Lum’s betrothed “darling” and she isn’t going back to her home planet anytime soon! (Source: Crunchyroll)

Continuing right where season 1 left off: Harima still likes Tenma but still runs into obstacles everytime he tries to confess his love to her. To complicate the situation, Class 2-D challenges class 2-C once again and there's a rumor floating around that Harima and Yakumo are dating as the school prepares for the cultural festival. (Source: Anime News Network)

Yuuko's antics are causing more ghost stories to circulate around the school, and Kirie, at her wit's end, attempts to rein Yuuko in with a series of games. Later, the Paranormal Investigation's Club investigates a series of stories which, one by one, lead to a series of interesting situations. (Source: Sentai Filmworks)