The Adventures of the most dangerous Yazuka in high school, 15 years old Hanayama Kaoru!!
This is a spin-off of the Baki series, showing the school years of the character Hanayama.

Mishima Hiroka is a young girl who doesn't understand love and wants to avoid it due to some trauma. Seta Airi is an ikemen who is secretly a narcissist and uncomfortable with the touch of girls. They both attend a boarding school where dating is forbidden. The only thing is... that rule is in name only.
A sparkling story about love and friendship.

The everyday life of a poor student, Kamenashi-kun, as documented by his classmate who has a crush on him!

Kousaka is a quiet, timid boy who's happy enough to go unnoticed by his classmates. But one moment of kindness and concern by a bright and outgoing gyaru starts to change his life.

Serialized on Young Ace UP! that usually features up-and-coming newcomers. Show your support by clicking on the thumbs-up button at the bottom of the page at the raw source link.

Note: In the title, Miki is portrayed more like a typical gyaru, but in other work, she shows up as yankee (delinquent) as well. The serialized version has been adapted from twitter seres: "Kousaka-kun is Going Too Far."

twitter: https://twitter.com/obt_chika
pixiv: https://www.pixiv.net/en/users/4777556
twicomic: https://twicomi.com/author/obt_chika/page/1

In the world of the Goddess Wellos, women are blessed with strength and good looks and men with good luck after sex. The women who gain this godly strength and good looks become a Paladin and participate in battle and the men support the Paladins as Chevaliers. in Lente village, Kite, the son of a blacksmith, is a boy with a very strong libido. Former Paladin Lilia identifies him as a chevalier candidate and encourages him to join the Royal Academy in the capital to become a Royal Chevalier.

A mysterious monster has appeared at school and has declared he will eat "one person a day"! Deciding the value of life is the key to survival! What will be the fate of the protagonist once he becomes the designated food!?

The romantic comedy follows the everyday life of an extremely tsundere (initially aloof and abrasive, but later kind-hearted) boy named Atsuhiro "Akkun" Kagari and his girlfriend Non "Nontan" Katagiri. Akkun's behavior is harsh towards Nontan with verbal abuse and neglect, but he actually is head-over-heels for her and habitually acts like a stalker by tailing her or eavesdropping. Nontan is oblivious to Akkun's stalker ways, and thinks his actions are cute.

See AnimeNewsNetwork: https://www.animenewsnetwork.com/encyclopedia/anime.php?id=20553 for the anime.

A guest from the planet of happiness, the alien Takopi, arrives on Earth to spread happiness throughout the Earth and meets Shizuka, a girl who never smiles. Looks like she has problems at school and with friends... What will the simple-minded Takopi face? An amazing story begins!

Hatanaka Keiko's an odd girl with odd aspirations (I mean, REALLY weird), but she tries her best to fit in with the other girls in her class... She still sucks at it, though.

One day, she meets Asami, a girl who's even more of an outcast than she is--but unlike Keiko, Asami's own "outsider" status doesn't seem to bother her in the slightest.

As they grow closer, what's going to happen to Keiko's standing among the other girls? And what about Asami's own issues?

A pure but unusual love story of a girl who ventures into femdom.

Normal appearance, normal intelligence, normal in arts and sports... just normal. This is the entirely normal 14-year-old, Naru Sekiya. While she admires "Heroines" she continues to live a normal life until one moonlit night she meets a fairy. This foreign girl then guides her into the extraordinary world of the yosakoi dance.

In order to save her stupid and athletic crush from getting into a college that she thinks is a scam, Mei decides to apply for it herself. But here is where things get tricky: it is a magic school.

Kusanagi Sousuke's childhood friend, Mikadodai Kyoko possesses world-renown intellect! Known as a living national treasure, not only are there rumors of her being called a **monster** throughout Earth, it even reaches another world.
They laugh, cry, and fall in love(?) as they aim to live a normal high school life in this youthful romantic comedy.

Fuutarou Uesugi is a poor, antisocial ace student who one day meets the rich transfer student Itsuki Nakano. They argue but when Uesugi realizes he is to be her tutor, he tries to get on better terms. While trying to do so he meets four other girls.

Note: Won the award for Best Shounen Manga at the 43rd annual Kodansha Manga Awards.

The northern powerhouse, Pravda Highschool, is on course to win the 62nd national senshadou championship! The tiny tyrant Katyusha and Nonna's battle begins! The curtain lifts on this spin-off to the smash-hit anime Girls und Panzer!

From AOC Translations!:
Shino is a high school student transferring schools from Tokyo to Ibaraki.
When he’s late for his first day at school he meets a beautiful girl, Sera Ichigo, standing in the shade. As the day goes on, he goes gets carried away and accidentally wounds up in the Astrology Club. There, he discovers that Ichigo is actually a member! The Astrology Club takes the stage, and Shino’s sparkling youth days begins!

From Winter Translations:

A shining new series about love and youth. The story about the "first love" and sparkling youth is about to begin!

One day, a UFO suddenly crashes in the middle of an ordinary city, making the world change in unexpected ways. Suddenly, all sorts of wishes come true and everything seems possible… The series follows the stories of the people affected by these changes.

From Masuda Eiji, the author and artist of Jitsu Wa Watashi Wa and Shuukan Shounen Hachi

Published in the monthly magazine Bessatsu Shonen Champion.

Shirashi Kouta both handsome and smart. As the prince of the school, there should be no girl who can resist his charms, even if it's the cool beauty Kurokawa Kaori. But what happens when it turns out Kurokawa is even better at playing a prince than he is? Just who exactly is supposed to be falling for whom?

Seri Koyuki is just trying to have a normal school life, but instead he ends up acting as the straight man to his odd classmate, Kabuto Hanadori. Kabuto is is a delusional high school student, whose fantasies range from believing he is a knight on a journey, to claiming that removing his eyepatch will release a darker alter-ego who he refers to as Michael Offenbarung Dunkelheit. Seri is determined not to let himself get pushed around by Kabuto, but it seems that this will be easier said than done!

Entering high school, Fujimura Kotone dreams of making friends and finding love. However, her classmates avoid her because of her scary demeanor. One day, a group made up of two girls and a boy come into her class and kneel before her, proclaiming, "It's an honor to meet you, Demon Lord!". With their antics, will she be able to obtain the normal love life she desires?

A reincarnation romantic comedy that transcends space and time!