From AQUA Scans:
The curious prince of the mermaid kingdom, Naru, sees a human girl, Nami, and falls in love with her at first sight. Yearning for her love, he seeks a witch to turn himself into a human! But to gain this form, he has to exchange "something" in return...

St. Dorothea Academy is a prestigious girls school with rich history. It values friendship of its students and there’s a tradition to appoint 2 students who showed the most beautiful friendship to be “La Raine” every year. It’s said that La Raine, with their eternal friendship guiding the other students, is the one that puts the academy to shine…

Hachiya Tanpopo is just transferred to that school, and this is what she thinks, “Lol”.

From Tokyopop:
The plot centers on Kazuki Sendo, whose passion and talent for painting and drawing propels him into the world of doujinshi (underground comics). Soon, Kazuki's everyday life is consumed by the fanboy life and his girlfriend is beginning to have some serious doubts about him...
Sure, his new career as a struggling artist has begun, but at what cost to his friends and family?

Tamiya Nika is a beautiful, outgoing, popular high-school girl. She has just the right look, just the right fashions, and is everyone's friend. What everyone at school does not know is how hard Nika works to keep up this perfect image, and what she is REALLY like at home. When not at school, Nika is a scary, sloppy, tight-fisted girl who wears glasses, an ugly sweatsuit, and has her hair pulled back into unattractive buns. She lies around playing video games and reading manga. Her attitude is bossy and cranky, and she travels far out of her way to shop where she won’t be recognized.

Every day, Nika “Switches On” with a strict regimen of beautification that involves primping and plucking and careful dressing. The only person who knows about Nika’s Switched On/Off modes is her best friend, who is also aware of the reasons behind the changes.

However, soon a second person finds out about Nika's personalities - someone who has his own On/Off switch, but in reverse! His name is Kamiyama Arata, and he is a recent transfer student. He meets Nika when she is in OFF Mode, and then again at school when she is ON. However Nika can see that he has his own little secret. At school, Arata wears thick swirly-eyed glasses and messy hair that make some bullies think he is an otaku. However, at home, he ditches the glasses and is downright gorgeous! He is just the opposite of Nika, but why?

Mai Shintani, who works at the Kitakabane Police Station was suddenly assigned in the "Organized Crime
Countermeasures Division", commonly known as the "Sotai". Immediately after that, she gained influence within
her jurisdiction. The leader of expanding yakuza faction "Tatsygamigumi" Shogo Mikuro mysteriously disappeared.
There's a tension in the conflict between cases of opposing Yakuza groups. And for some reason, Shintani is looking
composed at the northern police station. Behind it is an absurd shocking truth?!

Kai, who comes from a family that specialized in dark-style occupations, sought even greater strength.

One day, he saved the fourth royal princess who was under attack by monsters. This was the the trigger for him managing to join an academy that specializes in training people for holy occupations.

He endures training so incompatible with his physical constitution that it could make him faint, all to become the polar opposite of the strongest dark knight—the Kingdom's strongest holy royal knight, The Royal Paladin.

An occupation-change drama of a genuine dark knight begins!!

"Now let us enjoy our deathmatch—to our hearts' content"

A spin-off of the series Murciélago featuring the character Reiko Kuchiba.

Professor Noah Minami Umberbach is not your average archeologist! For one, he's prone to whipping out his gun and blowing up stuff to make dramatic entrances. But that's just his eccentric nature and he's a man on a mission. A mission that may very well be the most important mission of all time. And he's dragging unlucky student, Kotobuki, along for the ride!

Energetic girl Kyou meets quiet girl Makoto, who only communicates using sign boards numbered 1 to 10. At first, these polar opposites interact rather one-sidedly, but gradually become able to understand each other's feelings.

The greatest labyrinth of the 20th century, a drama for working men and women in a town called a Kowloon walled city. Daily adult romance in a gentle dystopia, a new life gently.

After killing the Demon Lord, Blum Dilmond was pursued by the kingdom and forced to leave the country. While spending days trying to avoid the assassins aiming at his neck, he suddenly came up with an idea. He could hide inside the dungeon that was once the Demon Lord’s hideout. If it’s there, then he could be safe.

Without hesitating Blum went into the dungeon, but then he met someone unexpected in the lower levels, one of his former companions with whom he fought side by side against the Demon Lord. Moreover, a maid, called Irene, who once served the Demon Lord is also there. And so since their interests happened to match, the three of them decided to cooperate together to rebuild the worn-out dungeon, working earnestly in order to turn it into their own safe paradise.
Links:
Author's Twitter
Japanese Light Novel ( on Amazon.co.jp )

Ume and Momo, the two cat sisters, share their lives under one roof.
Their days may seem uneventful, but within those moments, they discover countless sources of happiness and joy.

I eat the same things at the same time. Your protagonist Omi Sorasaki is a high school student who's a devotee to the ordinary. But one day, a mysterious and beautiful girl transfers over and says to him "I have something to say to you alone after school." But what happens after is only just the first wave of an assault on all that is ordinary!

Author's Twitter: https://twitter.com/naonoshime

Hotta Youta is killed while returning home from work on a cold evening. He wakes up being carried by a bunny-eared woman! Featuring Reincarnation, Guns and Harem, its a Gun vs Magic Story that gives Hotta Youta a new life... and an edge!

Akira Azuma is a tall, attractive, but aloof Kusunoki High School freshman girl and all-around athlete. Hiyori Motohashi is a short Kusunoki freshman girl in the school's broadcasting club. While trying to set up coverage on Akira, Hiyori finds herself attracted to Akira's mysterious charm.

Kim SooHyun is an ordinary high schooler who isn’t good at studying, fighting, or being attractive. Suddenly, he’s faced with a quest window right in front of his eyes. After being given the powers of a game [system] out of nowhere, how will our hero confront the challenges ahead of him?

Mannenrou Ladies' Academy is famous for its upper class and posh students. Despite knowing how out-of-place she'd be, the former yankee, Hanaizumi Luna, decides to enroll there. Moreover, according to her underling: "Girls' schools means yuri!! Add in school dormitories? Now that's a world of girl on girl action!!"

And with those words in mind, Luna's new school life begins with a rough start.

And how exactly will her relationship develop with her socially inept roommate, Miyota Kohime...?

An annoying love story about a young man with negative thoughts and a positive thinking woman

Valt Aoi is a cheerful boy in the 5th Grade. Crazy about Beyblade, he works hard to better himself at Beyblade with the partner Bey, Valtryek.

Valt's close friend Shu Kurenai, who is regarded as a Beyblade genius, is a participant in the National Tournament and is called one of the "Four Kings" due to his high influence within the tournament. Valt, who is inspired by Shu, sets his aim towards the National Tournament!

Aihara fell in love with the gentle Ikegaya and entered the same student council as him. However, his gentleness was a lie and his true domineering nature was revealed! He also has a secret power...