O estudante do ensino médio Shun Takahata está entediado. Entediado com a monotonia do dia-a-dia da escola e da vida, ele reza por mudanças, por algo emocionante. De repente, ele e seus colegas são forçados a jogar jogos infantis mortais e enfrentar criaturas aterrorizantes, desde uma boneca Daruma falante até um gato sortudo de garras afiadas.
Genji e sua vitoriosa instituição encontram-se diante de um novo desafio lançado pelos alunos da temida Academia Hosen, que levam o nome de “The Army of Killers” As duas escolas, sempre tiveram uma história de sangue, entre si. O ódio está prestes a romper novamente e isto pode acabar com os últimos remanescentes da trégua que haviam observado até agora.
A história é centrada numa guerra de gangues do colégio Suzuran Boys´ High - uma instituição que contém a maior concentração de rapazes violentos por metro quadrado do Japão. O colégio acabou ficando conhecido pela alcunha de Escola para Corvos, pois, no Japão, os pássaros são tão comuns - às vezes incômodos - quanto os pombos em algumas capitais brasileiras. Para passar o tempo, a molecada adora sair na porrada. E para saber quem é o maioral da escola, os rivais Genji e Tamao vão entrar em guerra até que sobre apenas um em pé.
A Academia Ousai era originalmente uma escola secundária só para meninas. Devido às taxas de natalidade em declínio nos últimos anos, foi convertido em uma escola de coedição. Os alunos do primeiro ano do sexo masculino se encontravam cercados de garotas e, infelizmente, Tsuda Takatoshi é um deles. O que é pior, ele é repreendido em seu primeiro dia pelo presidente do conselho estudantil Shino Amakusa, que não deu uma boa primeira impressão dele. Tsuda também se encontra com os outros membros do conselho estudantil enquanto é repreendido, e no final, ele chega atrasado para a aula. Como um pedido de desculpas por arruinar sua manhã, Shino permite que ele se junte ao conselho estudantil por várias "razões" e ele aceita, ou melhor, ele é forçado a aceitar. Assim começa seus dias como Tsuda logo percebe que ele é o único aluno normal na Academia Ousai ...
2 days until the “Last Graduation Ceremony” of high school, the building was to be demolished. Each student accepted their “farewell to youth” and moved forward with regret and hope in mind. One student visits the library to meet her secret admirer who is also her teacher, one calls her boyfriend with a strained relationship due to the distance of their colleges, one is trying to expose a secret that she hid for the last 3 years, and the last student, Manami, has to give a speech during the graduation ceremony but couldn’t overcome her pain.
In 1868, a battle between new government forces and shogunate forces are about to take place in Edo. Katsu Kaishu wants to avoid useless bloodshed and sends a peace envoy to Takamori Saigō, but Katsu Kaishu is unable to get a response from Takamori Saigō. One day, Katsu Kaishu meets high school teacher Mikako and her student Masaya who is captivated by the shogunate. Mikako and her student Masaya tells Katsu Kaishu that they are from the future. Katsu Kaishu takes care of Mikako and her student Masaya, while Mikako hopes to go back to the future where she came from.
When Chihaya Ayase was in the 6th grade of elementary school, she met Arata Wataya. Arata Wataya transferred from Fukui Prefecture. Taichi Mashima was Chihaya Ayase's friend since they were little. Arata got close to Chihaya and Taichi from the card game karuta. Four years later, Chihaya is a high school student. Chihaya learns that Arata, who went back to Fukui Prefecture, doesn't play karuta anymore. Believing they will meet Arata again, Chihaya and Taichi starts a karuta club at their high school.
Tachibana Akira (Komatsu Nana) é uma estudante do ensino médio de 17 anos. Ela costumava fazer parte do clube de atletismo, porém, devido a uma lesão, ela não é mais capaz de correr tão rápido como antes. Akira começa, então, a trabalhar meio período em um restaurante familiar e ela acaba se apaixonando pelo seu gerente Kondo Masami (Oizumi Yo), um homem divorciado de 45 anos de idade com um filho.
A luta por supremacia na Escola Suzuran recomeça. Transferido para a escola, Kaburagi Kazeo disputa a liderança com Kagami Ryohei, ao mesmo tempo em que acontece um conflito com a escola vizinha Kurosaki Industrial High.
After successfully won the Tokyo qualifying tournament, Chihaya and her friends are set to go on to the nationals. As they prepare, Chihaya is faced with new personal issues as her childhood friend and inspiration, Arata, has announced that he has quit competitive karuta. Not only that, but a new rival emerges in the reigning female champion karuta player, Shinobu Wakamiya, a karuta prodigy who became the nation's and the world's greatest female karuta player as a 9th grader. All of this forces Chihaya to reexamine her love of the game in the midst of preparing for one of the biggest tournaments of the year.
Hana is a normal high school student, unsatisfied in her daily life. One day she had a dream and met a 10-year-old girl living in Sengoku Era. The girl lives hard with poverty and misfortune in that world and the two are going to have a sisterhood friendship. When Hana wakes up, she is taken away by the government special agency and subject to severe scrutiny about her dream. There is something called Akashic Record and the destinies of all humans follow that record. And the future record of all mankind is gone in a month. The key to solving the problem is the girl who appeared in Hana's dream.
Izumi Hoshi is senior in high school, but she led a small yakuza group in her past. After killing her uncle's murderer with a machine gun, her yakuza group disbanded. Izumi now lives an ordinary life as a high school student and works as a manager at a cafe. A dangerous situation soon awaits for Izumi.
Akari Yoshiyama is graduating high school soon and is expected to lead new life after she passes the university entrance exam, while her mother is working as a pharmacologist. However, her mother has a car accident and the situation is totally changed. She decides to go to 1972 to fullfil her mother's wish.
One day, a mysterious letter 'F' starts to be written on doorplates in a condominium building. Since then, mysterious incidents consistently occur around Yukari Yamamoto, who is an ordinary female high school student living in the building.
Jun is a girl whose words have been sealed away so that she cannot hurt anyone with them. But, one day, she is nominated to become an executive member of the "community outreach council." On top of that, Jun is also appointed to play the main lead in their musical...
Students, including Aoi Nishino, take part in class and sports activity at a prestigious high school. Aoi Nishino is a member of the school's archery club. He practices archery studiously and doesn't socialize much with the other students. His childhood friend Haruka Seno is also a member of the archery club, but she worries about Aoi Nishino. One day, thunder strikes the school grounds. After that, the ordinary lives of the students changes drastically. Many samurai descend on the school grounds. It appears that the entire school has traveled back in time to the Sengoku period. Making things worse, they realize that they are in the time right before the Battle of Okehazama takes place.
School girl Miyuri Obara is bullied mercilessly but finds relief in an unexpected friendship with Tsumugi. Yet even as Miyuri's life turns around there's a lingering suggestion that something is not quite right.
Giko Nokomura is a female student at Nightingale Academy, who carries around her very own chainsaw. One day she begins to be attacked by modified corpses created by one of her classmates, Nero Aoi . She tears her way through the corpses and busts into Nero's hideout. Why is Nero so intent on attacking Giko?! The reason will shock you!After her battle with Nero, she encounters a new enemy. It's the leader of the Nightingale Academy Student Council Guardians, Nemesis.
A young girl tries to maintain a long-distance relationship with an aspiring fisherman.
Adapted from Kabei Yukako's novel of the same name. After being guided by a mysterious message from the past on a cellphone's answering machine, Umi encounters Mahiro, a delinquent at her school. They gradually come closer, but more messages appearing on the answering machine will unveil past secrets...