Mao is 14 years old and the daughter of a legendary warrior and top martial artist. A child of the elite, she longs to be the cutest of witches, but Mao is a little on the impulsive side and not actually that smart. Although she is quite strong, her magic power is zero and her life is a series of destruction... followed by regret…

From ANN:

"The manga revolves around a polar bear who falls in love with an earless seal, and he wants nothing else except to protect him, even though the seal constantly thinks the bear will eat him."

Suddenly a high-school student Subaru Natsuki has been summoned to another world on the way back from the convenience store. With the biggest crisis of his life being summoned to another world and no sign of the one who summoned him. Having co-operated with a mysterious silver-haired girl with a fairy cat, Subaru wakes to find himself in a mansion with the girl he saved from the fate of death! And with a new save point.

Tairaku is a high school teacher in a school full of bad apples, and as tiring as his life may already be, a chance meeting with a young girl is about to throw it into chaos. His home life, his school life, and his tentative relationship with a fellow teacher whom he has a crush on, are destined to teeter on the brink, thanks to this one young student. The girl in question is called Shirakaba Aya and her father has the utmost confidence that Tairaku will behave like a proper adult while they are living together. But Aya has the utmost confidence that Tairaku won't be able to keep his hands off her, even if she has to force him to do so.

A young, large-breasted ninja girl is captured while trying to steal a legendary sword. In the prison cell, she meets the true owner of the sword, Raikoumaru! Working together, maybe they can break out and reclaim the sword from the powerful collector, Asano!

"One such setting is the "Nine Schools Battles", officially called The National Magic High School Good Will Magic Competition. Every year, the best Magic High School students gather together, unfolding a story of frustration and glory by putting their young pride on the line."

(Adaption of Light Novel v03-v04)

"I want to have sex with you, nii-chan."
That one sentence from my younger brother made my - Ichinose Chihiro's - life do a complete 180.

Chikage and I are brothers that get along well.
It's been a few years since I started to live together in Tokyo with my responsible younger brother, who is also a mangaka.
Is this a punishment to me for relaxing into this comfortable lifestyle?!
While I'm stupefied by the sudden declaration of "wanting to have sex," my younger brother approaches closer.
Even if he needs it as a reference for his work, w-we shouldn't do such things-!!
But if it's my cute little brother that's pleading me so desperately, I might... just give in... maybe...
What should I do?!

This is a perverted scramble of a battle under one roof!

Hagiwara Sakura and Miyazawa Elena are the leading members of a popular idol group "Sweet". One day, Elena is injured by the attack of a female pro-wrestler Kazama Rio during the recording of a TV program. Sakura gets mad at Rio and gives her a dropkick. To avenge Elena, Sakura enters the female pro-wrestling matches.

Heihou Hehou joins the dancing army he once admired, but quickly comes to find it has completely changed.

From Dazzling Scans:

The unemployed Shibata Michiko is betting everything she has on her romance with a younger man—literally. In order to keep him happy, she deprives herself of the things she wants and buys him expensive clothing and accessories. Since she's flat out broke, she needs to find a job before she starves to death and loses her young love interest. However, Michiko discovers that the boy was never interested in her romantically. Depressed at being dumped and after a series of unsuccessful interviews, she bumps into Kurosawa—an intimidating former boss she used to dislike.

From MangaHelpers:
Haruki is a teenage boy who has two friends that are not very ordinary. Ayana has been transformed to be part dog, as shown by her dog ears and tail. Ayana also has enormous lactating breasts. Airi, on the other hand, is a cyborg girl, and she's got tons of mechanical gadgets. The story begins when Ayana and Airi both want Haruki to join their club, and Haruki must pick one over the other. Ayana's science club has more to do with transforming living things, whereas Airi's has to do with more mechanical science. Their attempts to persuade Haruki to their side tend to be full of nudity and sexual arousal. Haruki is going to have a bizarre school life.

The maid cafe's shop owner is always away throughout the year, but the two maids keep the shop oderly, neat, and tidy. Suddenly, supernatural attacks disrupted the peace in the shop, and the maids got into fights with them. Together with the male protagonist, Mo Qi and his hidden ability, they undo the manipulation, protect citizens. However, it seems like the shop owner has some sort of connection with these supernatural events, which leads to a big secret...

Fujimaki barely scrapes by in school grade-wise. But he thinks all is well, because he just has to quit school and become a top-selling mangaka. It is that easy!
One day he catches his hyper-intelligent classmate Yukimori masturbating to ero-manga in an abandoned room in school. One thing leads to another and he gets blackmailed into drawing ero-manga for her.

Since ancient times, Japan has upheld the tradition of the 12 Zodiac signs. Eto-musumes (Zodiac girls), who have the appearance and behavior of the animals of the Zodiac, are pure-hearted messengers who act as a bridge between humans and the gods. Every 60 years, the "ETM 12" tournament takes place in Tokyo's Akihabara district, where aspiring girls from all over Japan gather for the chance to become the next zodiac sign. One of those girls is Nya-tan, a catgirl who was tricked by a sneaky rodent and was not able to become a Zodiac girl. There is only one condition to become an Eto-musume: you must defeat the other 12 signs. But with strength bestowed to them from the heavens above, no one has been able to defeat them for 2000 years. The story begins when Nya-tan meets Amano Takeru!

Kinnikuman (Muscleman), a weak and clumsy super hero, constantly getting into wacky situations. As the series progressed, the story began changing from comedy to action as Kinnikuman battles stronger and stronger foes in the wrestling ring. The series continually introduced new Super Human characters, known as Chyo-jins, who would challenge Kinnikuman and his friends for various purposes.

Note: Received the Shogakukan Manga Award for shōnen manga in 1985.

The original run was from 1979-1986 and ended with Vol. 36. The series directly continued in 2010.

Liquor, cigarettes, and a grapefruit-scented shampoo.

A present day, girl's secret story, effective in life.

After being accepted by the Melite Conservatory of Music, Taki Ren, travels all the way to the City of Music, Vienna, to fulfill her dream of becoming a composer. However, there's one problem: Melite is an all-boy's school! Her classmates are all musical geniuses, but they also come with problems!

From MangaArt: Chacha is the disciple of the world's greatest magician, Seravy. However, she herself is still anything but great. An apprentice witch, Chacha always manages to mess up her spells and bring about disaster. With the companionship of her friends Riiya, a strong wolf-boy, and Shiine, a fellow apprentice, Chacha continues on her wacky journey of becoming a better magician.