Unable to handle her huge debts, office worker Ki Myo Hee decides to commit suicide by jumping off the roof of a commercial building. Just then, a Grim Reaper appears in front of her and tells her to try living for 100 more days?!

When she opens her eyes, she finds out that the life she has regained is not of a human's but that of a cat's?

From Echochi Scans:

Two families are tied together by a curse. Every 100 years, one person from each family must share the same fate for exactly one year. The pair will be subjected to 12 misfortunes where one will get hurt while the other must sustain their injuries in return.

When Kagura Ikumi was 7, his parents died in an accident. Since then, he has been living an ordinary life. Until the day of his 17th birthday where he meets a mysterious transfer student, Ichijyou Chihaya. However, this fateful encounter between them is only the start of their intertwined fate. For the next year, the two of them will be forced to face 12 misfortunes on the 13th of every month, a curse that has never left any previous pair alive.

Haruma Sakuraba's childhood friend Shuuji Inukai was a cut above him in every way imaginable, living out the glamorous life bestowed upon him. Haruma, an unassuming salary man, has lived his every day clutching onto his inferiority complex, existing only in Shuuji's shadow. One day, Haruma coincidentally met Shuuji's wife, Reika Sumi, who Haruma had always secretly admired since his high school days. With feelings of envy, jealousy, and more, a "secret" is born from Haruma's repetitive days.

Echizen, a game developer known to make the hardest of games to the point that they were near impossible to complete, earned himself the title of the "God Trapper". However, he quits the company when he isn't allowed to do what he's best at: Building traps. His destiny then takes another sudden turn when he is transported to another world which most would describe with the word „hell". He meets the Demon king's daughter and manages to obtain her power, turning him into a true „God Trapper". From there his journey in this new world, he perceives as heaven, begins.

A clumsy, but cheerful girl and her boyfriend (a cat?!)

http://comic-polaris.jp/odette/

Money. Power. Fame. Everyone has something they want, and Rin the match peddler is here to offer you your wildest dreams on a silver platter. All you have to do to get everything you've ever wanted is light a match, but be careful; play with fire, and you might get burned.

Yamamura Sakura is an ordinary human girl that has recently transferred to a new school, but there's a twist! She has been placed in the "Aijin" class, Aijins being supernatural beings and demihumans! In her desperation to fit in in and to prove herself to her demihuman classmates, she tells a "small lie": That she's actually a succubus...and so begin her hectic High School days in a desperate attempt to fit in and hide this small lie!

Hayato is a young deity with a foul mouth who has always heard legends about Demons that were sealed away about 800 years ago. Follow the epic saga of several young deities, who end up having to fight demons, humans and overcome several challanges.

A remake of a web manga of the same name with new art by Cool-Kyou Shinja.

A strange relationship began when oprhan siblings meet a old woman who claimed to be their grandmother, but this old woman is the superior master of moorim, who has lost her memory loss due to a disease, the woman recognized the hidden talent of the eldest sibling and started to train him, thus began the journey of last disciple of Jinmu shin-mo. The boy is destined to reach the end of sky.

I noticed that I am a weed in the forest, but for some reason, I can think and have an ego. Besides, there is also strange knowledge. I have no choice but to live for the time being, even though I feel something is wrong with the status screen and level as a game. I don’t think I was originally a human being, but I don’t remember much about it.

Aside from that, the light is delicious. When I thought that photosynthesis was good, I met a high elf girl who could hear the voice of plants. It’s great to be able to talk. For the time being, while giving fruits, I was pulled out by a girl and went to the elf village. I’m being carefully raised, yeah? Somehow it smells like spring.

Apparently, the elves are a persecuted and exiled race. However, because it looks good, there are some undeliverable people who aim them as slaves. A weed that already lived with elves like their families struggles to protect everyone. Evolve!

This is a story of a kind-hearted weed that protects an elf, or a “world tree” that will eventually lead many.

The story of a boy and his would-be bully, who is comically inept at being mean to him.

The world's strongest magician who carries "the crest least suitable for battle" searches for companions to fight together. The ones fit to be his companions would be...!?
One more otherworld "crest" fantasy gets turned into a manga!!

Rokudou is a loser, and everyone knows it. He gets picked on at school, gets snide looks from passersby, and can only muster up the courage to complain in secret with his equally hapless friends. Looking to turn his life around, he desperately uses an ancestral artifact passed down in his family for generations: a scroll that is capable of subduing all demons. However, in the modern age it has a different effect - it makes all bad girls fall in love with him.

A high school 3rd year student, Miyamoto Dai, whose heart was touched by Jazz, continued to play the Saxophone alone in Kawahara, rain or shine, day or night, for many years. "I want to become the world's best Saxophone player...!!" Effort, talent, faith, environment, luck...which are necessary? A tale of reaching towards his goal recklessly and sincerely begins in Hirosegawa, Sendai.

Note: Was nominated for the 8th and 9th Manga Taisho Award. Won the 62nd Shogakukan Manga Award for general manga. Won the 20th Japan Media Arts Festival's Grand Prize for Manga.

A Detective Conan spinoff featuring Amuro Tooru, a man of three faces - Bourbon, the Black Organization operative, Amuro Tooru, the private detective and Café Poirot waiter, and Furuya Rei, the NPA officer. Delve into his everyday life that no one's seen before!

Deadpool makes his explosive debut into Weekly Shounen JUMP!

Misuzu, a female college student who loves herbs, noticed one day in a lush forest. What a different world where magical power and monsters exist! It was the hunter Alex who helped her when she was about to be attacked by a monster. Misuzu offers to treat his injury in gratitude. When a compress is applied using herbs, his arm, which had been stuck due to a curse, immediately moves …!? A reincarnation fantasy that heals a different world with the magic of herbs given by the goddess, the long-awaited comicalization!

Yuuma, a timid college student who has been summoned to a different world. It was thought that a fun life in a different world would begin with the cheating ability given to you, but what was waiting for him was cold-hearted and cruel treatment. His body is chopped up, fear and severe pain run throughout his whole body, and it is a living hell that never ends. “Why did this happen to me…” Aside from Yuuma’s heartbreaking cry, the blessing of “immortality” continues to regenerate his body. Yuuma was made into an experimental animal of researchers who were fascinated by the possibility, but he meets a pretty girl by chance in the facility, after meeting Eva, his life in a different world begins to change greatly!

24-year-old Mitsuki is a proper, yet cute company worker who has dated plenty of guys.
However, when her boyfriends pat her on the head, caress her cheeks, and say heart-racing lines, she ends up shuddering at these heart-pounding actions instead…!
Unable to enjoy the “ordinary happinesses of women” and unable to date anyone for long, Mitsuki reached the age of 24…

“This next relationship will be the end of that!” Declaring as much, Mitsuki started going out with her current boyfriend, the handsome 28-year-old elite company worker, Shinomiya.　

Encountering this perfect young man, however, awakened Mitsuki’s previously hidden nature…

Inside a certain virtual reality game, you can be the head of a medieval army. What adventures and warfare await in this exciting game…!?