Manatsu no Shonen: 19452020

Kotarou Azumi and Akane Mizuno became third year students at junior high school and are classmates for the first time. These two, along with fellow classmates, Chinatsu Nishio and Takumi Hira, relate to their peers through mutual understandings and feelings. As their final year at junior high school progresses, the group overcome their challenges to mature and become aware of changes in themselves.

A gate to another world opens in Mikado City, and monsters called Neighbors emerge. It's up to Border Defense agent Osamu Mikumo to fight them.

Two transfer students, Takashi Mitsuhashi and Shinji Itō, tired of their boring normal life and unpopularity, decide to take their arrival at a new school as an opportunity to reinvent their image, and become delinquents. The duo set out on various misadventures to become the greatest delinquents in all Japan!

Elementary school student Hotaru Ichijou has moved with her parents from Tokyo to the middle of the country. Now she must adapt to her new school, where there are a total of 5 students in the same class who range through elementary and middle school ages. Join their everyday adventures in the countryside.

It’s Komichi Akebi’s first year of junior high and she has her heart set on one thing: Robai Private Academy’s sailor uniform. As the next chapter of her life gets closer, she dreams of all the exciting new experiences she’ll get to have—school lunches, classes, club activities, and of course, making lots of friends! With her favorite outfit on, Komichi feels ready for anything.

Sakuragi Hanamichi is a junior high punk used to getting into fights and being rejected by girls but upon entering high school he meets the girl of his dreams, Haruko Akagi. He will do anything in order to win her heart including joining the school basketball team that is aiming to conquer the nation lead by Haruko's brother. The problem is that Sakuragi has never played basketball before and a freshman sensation is stealing the spotlight and Haruko's affection from him.

Kusanagi Kei, a high-school student living with his aunt and uncle, has an encounter with a female alien. This alien is revealed to be a new teacher at his school. Later, he is forced to marry this alien to preserve her secrets. From there, various romantically-inclined problems crop up repeatedly.

Arata Kaizaki (27) quit the job he landed after graduation in only three months. His life did not go well after that. Now his parents are threatening to stop sending money, and want him to come back to the country. He has no friend or girlfriend to share his troubles with...as he hits rock bottom a strange man named Ryou Yoake appears. He invites Arata to join a societal rehabilitation program for NEETs called ReLife. This program uses a mysterious drug to make him look younger, and sends him back to high school for a year...

Hairi Takahara never expected summer to feel like a dream. Sent to Torishirojima to sort through his late grandmother's belongings, he's met with endless sea, quiet nostalgia, and mysterious girls, each chasing something just out of reach. As he settles into island life, lost memories begin to surface and he finds what he never knew he'd lost.

The students of Class 3-E have a mission: kill their teacher before graduation. He has already destroyed the moon, and has promised to destroy the Earth if he can not be killed within a year. But how can this class of misfits kill a tentacled monster, capable of reaching Mach 20 speed, who may be the best teacher any of them have ever had?

Shinpei Ajiro travels home to attend the funeral of a childhood friend, and finds the remote island plagued by a sinister, supernatural force.

Mizuki disguises herself as a boy and transfers to the same all-boys' high school her idol, Izumi Sano, a high-jump athlete who gave up on the sport, attends. In between their classmates' antics she tries to get him to jump again.

Taking place in the year 1937 on the eve of World War II, the story involves a mysterious spy training organization known as the "D Agency." The organization is established by Lieutenant Colonel Yuuki from the Imperial Japanese Army. His ideals lead him to recruit people beyond military academy graduates and personnel, while training them to become skilled agents in arts of manipulation. These agents would become a specialized team to conduct operations. One such antihero agent, under the name Jirou Gamou, goes on a harrowing mission to uncover secret documents titled "Black Notes," while battling forces from within and without his own ranks.

Folks, meet Takashi Kamiyama. Enrolled at Cromartie High, where everybody is a delinquent, Kamiyama is apparently the only non-delinquent in the school. Logically, therefore, he must be the toughest in his class—by the rather twisted logic that only a really tough rabbit would lie down with lions. Thus begins a story that parodies every cliché of tough-guy anime that you've ever heard of, and some you haven't. Oh, and Freddie Mercury is in it, too.

A species of parasitic aliens descends on Earth and quickly infiltrates humanity by entering the brains of vulnerable targets; insatiable beings that gain total control of their host and are capable of transforming themselves to feed on unsuspecting prey. High school student Shinichi Izumi falls victim to one of these parasites, but the creature fails to take over his brain and ends up in his right hand.

Earth faces an unprecedented threat from an invasion by the mysterious Kiseichuu. The Kiseichuu feed on human sexual energy, also known as “H-energy,” and weaken the human population. High school student Retto Enjo is a member of the hero group HxEROS, who fight together to save the earth from the Kiseichuu.

Iwakura Mitsumi, a tenacious country girl, prepares for high school in the big city. She meets the handsome Shima Sousuke, whose easygoing ways help her adapt in the real world.

When the intimidating Rintaro meets the open-minded Kaoruko, the unlikely duo grows closer. The issue? Their neighboring high schools hate each other.

Nicknamed "Sadako" for her spooky appearance, high schooler Sawako begins to break out of her shell when she befriends popular boy Kazehaya.

Ayato Kamina, a 17-year-old high school student, lives in Tokyo Jupiter oblivious to the world around him, having been raised to believe that the rest of civilization has been destroyed; but everything changes when a mysterious alien civilization invades his home.