Aijou experienced 100 heartbreaks during Junior High. While praying in a shrine, the God of Love appears, saying that Aijou will meet 100 fated girls. If their relationship with him fails, all the girls will face an accident and die. Now it's a matter of love or death, and it's up to Aijou to decide.

"I want to break up with you."

In the winter of his first year of high school. Yuta Miyamoto, who tries to be "kind to others," was told by his girlfriend, Yumi Asakawa, that she had to break up with him. While he is still recovering from his broken heart, Akane Kurosaki, a junior, calls him "unable to get a girlfriend," and Ruriri, his favorite maid, calls him "like a slave". Yuta, fed up with the situation, declares his intention to break off relations with all three, but the reaction is not what he expected!

"Although she's the daughter of a baron, she became an adventurer?!
After dying in a dungeon, she woke up alive again with a new life waiting for her!
Is she a saint? or is it a misunderstanding?!
The adventure of the poor misunderstood saint Sophia has finally begun!"

From ANN:
Kazuki Hayashizaki is a sword master who, after receiving a mysterious sign from a god-demon that uses summon magic, enters the magic department of the national knight academy. Though he was supposed to be the successor to the Hayashizaki sword technique, he begins a magic class with all girls. He will use both sword and summoning in the school battle coliseum.

What will happen when you wake up, and find a cute girl lying next to you in bed? Furthermore, she is not an ordinary girl, but an Angel who comes from Heaven???

Moritaru Tokamitsu is a high school boy living alone. One day, he found a beautiful girl sitting on his balcony. Her name is Towa, but what is her true identity? A romantic comedy between two innocent souls.

Ark is the next heir to the noble branch family, Nagara. Even so, he’s constantly mocked for being weak in battles, and the girl he loves, Aurelia, is to be married to the Crown Prince.

Unable to bear his weak self, he proposes to Aurelia that they run away together. But even as Ark attempts to change his fate, the cogs are already in motion for a demonic end of the world, and he may be the hero that can rise up...along with his harem of beautiful women!

A male engineer transmigrated into another world, and became a prince. This place strikingly resembles the Middle Ages of Europe, but at the same time, it seems kind of different? Witches truly exists, and they even possess magic powers! Magic powers are productive forces! Save the witches, liberate the productive forces! Open map, fight demons, break conspiracies, climb up the science and technology tree, and open the path of hardcore ‘farming’!

This is a story about the main character named Inuyama, who is on the edge of life with no job or savings. One day, he is tasked with the role of "broadcast advisor" and "pseudo-boyfriend" of a gravure idol. Can he reach the top of the world of gravure in this romantic comedy harem? ♡

A screwball ecchi romantic comedy about a young potential mangaka dealing with his assistants who are sisters as they are madly in love with him.

A world where cute girls become cards and fight.
And it's terrifying (happy?). In other words, you have to get the other girl to take off her clothes.
Use the girls, who materialize from the cards, and their intelligence and strength to win!
If you win, the other girl card is yours!
A harem is not a dream.
The long-awaited comic book version of this sexy card battle comedy is here!

Sung Hoon was a normal High School student, but one day he finds himself with a cute little tiger girl. He is told that the world will end if he doesn't marry her.
Thus the story begins with the cute smile of the tiger girl.

Cosplay manga with cute girl

One day, Sanada Shirou, who works for a black company, is transported to another world. Using his "creation magic", an ability he gained when transported, he opens an inn and is supposed to lead a slow life, but this other world is a little strange?! It is a world where women are overwhelmingly dominant, where women do dangerous work and battle, and men are powerless and are protected! The daily life of entertaining (in many ways) the women of this other world begins...!

Web novel: https://kakuyomu.jp/works/1177354055503576578

What happens when several women with special circumstances compete for a rich handsome businessman's hand in marriage? Let the curtains rise on the “Courtship Battle Royale” show, where anything goes! Thus begins the beauty Gotou Yuuna's struggle to overturn her debt-straddled life!

When the Devil King announces his retirement, he calls forth his two sons, Yomi and Sora, to give them each a quest. Whichever of them finds a pure Yamato maiden within a year would inherit the throne of the Devil King, while the other would die. Thus begins Sora's sex-fuelled adventure to find a woman that can satisfy his father...
(Sakigake!! Otokojuku Wiki)

A male to female ratio of 1:359?! Saotome-kun is admitted into a school full of gyarus.

A human boy name Light is kicked out from the adventurer party called the “Race Union(gathering of races)” by his trusted comrades.

Sakra, the last surviving princess of a fallen kingdom, is being hunted down for the power of Ambrosia she possesses - the ability to grant divine strength, but only to a human. With no human companion, she decides to summon one from another world in a desperate attempt to find a knight to protect her, but the man who answers her call is less than what she had hoped for.

Inuzuka Yuu is unable to make any friends due to his mean face and awkwardness. But because of his enrollment to high school, he has the opportunity to enter the dorms. However, it was a share house between 6 people, 3 girls and 3 boys filled with secrets!?

Arisa and Aina are beautiful classmates who are famous for their dislike of men. Hayato, who happened to be involved with the two, will receive "special treatment" from the girls who are supposed to hate men―?! "I want to be a slave to Hayato-sama...

"I want to fall in love and conceive his child."

The long-awaited comicalization of the unpredictable rich romantic comedy has started!