Mukoujima Takurou is a lonely teenager who spends his time fishing at the pier and, to his incredible surprise, fishes up Muromi, a mermaid. Muromi first off doesn’t realize she’s a mermaid until she meets Takurou. Not only that, she is incredibly dense and crazy and has a drinking problem to top it off. Now every time Takurou goes fishing, Muromi appears and makes life interesting for him. (Source: MU)

The rare and inexplicable Puberty Syndrome is thought of as a myth. It is a rare disease which only affects teenagers, and its symptoms are so supernatural that hardly anyone recognizes it as a legitimate occurrence. However, high school student Sakuta Azusagawa knows from personal experience that it is very much real, and happens to be quite prevalent in his school. Mai Sakurajima is a third-year high school student who gained fame in her youth as a child actress, but recently halted her promising career for reasons unknown to the public. With an air of unapproachability, she is well known throughout the school, but none dare interact with her—that is until Sakuta sees her wandering the library in a bunny girl costume. Despite the getup, no one seems to notice her, and after confronting her, he realizes that she is another victim of Puberty Syndrome. As Sakuta tries to help Mai through her predicament, his actions bring him into contact with more girls afflicted with the elusive disease.

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Saku Ooyagi returns to his hometown after seven years and is soon reacquainted with his childhood friend, Mihoshi Akeno. The reunion is far from merry since the last memory they have of each other is of her falling off a tree and him saving her. In any case, Mihoshi is determined to improve their relationship and forces Saku to join the astronomy club she founded.

The great music adventure in Show by Rock!! begins after Cyan decides to play her favorite rhythm game and suddenly gets sucked in, finding herself in a world called Midi City where music reigns supreme. She learns that anyone who delivers amazing and powerful music also has the ability to control the city. However, not all music is pure. An evil plan is set in motion to engulf the whole Midi City in darkness. Is it too late for Cyan to do something? Cyan Hijirikawa always regards herself as nothing but an ordinary girl living in a mediocre world. She has great talent and extreme guitar skills, but she also lacks the confidence to take the first step in realizing her dream to play in a band and be a music millionaire! Little did she know that an eminent power resides deep within herself—the power to defeat evil with her magical music! Join Cyan, Chuchu, Retoree and Moa in a world where music is everything.

Locomon, a train digimon, has suddenly appeared in the real world. All the tamers scramble to stop the train before it reaches its final destination: the portal into the Digital world. (Source: ANN)

It’s a comedy about children in elementary school.

Powerful, avaricious sorceress Lina Inverse travels around the world, stealing treasures from bandits who cross her path. Her latest victims, a band of thieves, wait in ambush in a forest, thirsting for revenge. When Lina is about to effortlessly pummel her would-be attackers, the swordsman Gourry Gabriev suddenly announces his presence. Assuming Lina to be a damsel in distress, the foolish yet magnanimous man confronts the brigands in order to rescue her. After defeating them posthaste, the oblivious cavalier decides to escort Lina to Atlas City. Though not very keen on this idea, she ends up accepting his offer. However, without realizing it, Lina has chanced upon a mighty magical item among her most recent spoils. Now two mysterious men are hunting the young magician and her self-proclaimed guardian to obtain this powerful object for apparently nefarious purposes. This way they begin their adventure, one where the fate of the world itself may be at stake. [Written by MAL Rewrite]

A spin-off of the Tesagure! Bukatsumono series.