A delinquent x discipline committee president back-and-forth comedy.

web comic version: https://www.pixiv.net/user/511646/series/65216
author twitter: https://twitter.com/tanimikitakane

Watching his little sister attacking and killing someone was a shock but the surprise was bigger when the corpse disappeared together with the feet of his little sister! What is happening? What are the 'replacements' and why, when his sister dies, he goes 'back' to the fateful night when everything begun? How can he escape this dead-end loop?

From Chibi Manga:

Ai loves cute things and chocolates. She feels she has become closer to her sempai. And when she was about to confess her love to him,...something happened...

Satoko Tawada is an office worker. She's almost 30 years old, but she still hasn't been able to find happiness in her life. Fate brings her with Mashuu Hayami, a beautiful 12-year-old boy whom she finds practicing soccer all by himself in the park. Out of a whim, she decides to help Mashuu with his practice, with her knowledge of soccer at her disposal. As they practice together on an everyday routine, the two eventually develop an emotional bond. When Satoko's ex-boyfriend deceives her, Mashuu gladly comforts her. And when Satoko learns of Mashuu's mostly absent parents, she starts to concern herself with his personal life. The two lonely souls find common ground and develop an emotional bond that transcends their age difference and circumstances. With this newfound bond, new feelings start to sprout within Satoko. Are these feelings that of maternity? Or is it something else?

Mitsuki had always dreamt of breaking out of her shell and finding true friends as she enters high school. However, she suddenly encounters a group of four good-looking guys from the basketball team, guiding her life into an unexpected direction...?

Having MINUS HAND gives the opportunity to face all challenges!

From back alley brawls to bashful bonds, two former-delinquents face their next fight: long-term relationships.

During her high school years, Takebe was the top dog at her school. But with her old friends now living as happy riajuu, Takebe was faced with an impending sense of crisis.

Takebe thus resolved herself to quit delinquency, but the result of that was a fated meeting with her old rival, Soramori. Losing a fist-fight against Soramori, for some reason or other Takebe was now dating her.

What kind of relationship did the two of them have back in high school? And would Takebe ever manage to graduate from delinquency...!?

Mi Gun Lee has finally gathered the courage to confess to his first love, Jo Han Kim. However, he’s gently but unarguably rejected! Heartbroken, he’s shocked to suddenly be confessed to so soon after his own confession -- and by Jo Gan Kim, the “mad dog” twin of his princely first love no less! Caught up between the two, where will Mi Gun Lee’s broken heart take him?

Spin-off 4-koma comic of the tap-action bishoujo game Project Tokyo Dolls.

"Headphone," Japan world class audio item. Nene-chan the girl had came across headphones by a chance. From here on she start her road to become a headphone maniac.

On a fervent quest to become stronger ---- the heroic tales of the adventurer Lecan start!

The One-Eyed Wolf Lecan, jumped into a black hole he found in the confines of a labyrinth, falling into another world. No matter the world he is in, the adventurer Lecan doesn't lose his way. Seeking strength, challenging labyrinths, and defeating formidable foes ---- This is the stout fantasy written by Shien BIS (Henkyou no Roukishi), combined with the passionate art of Shinkawa Gonbe (Yokohama-eki SF).

A divorced man who seemed to have had a one night stand with his children's kindergarten teacher.

The title roughly translates to "My son's been taken care of"

Because of an order from her grandfather who works as the Grand chamberlain in the Bernadis Kingdom, Michelle took the place of her twin brother and dressed up as a man in order to apprentice as a chamberlain. His Majesty, The King’s beauty is transcending. Michelle works hard in order to not to be discovered while masquerading in men's clothes that she’s not used to. “You don’t listen to my orders? Raise your head.” Every day is filled with worry and anxiety. The future for Michelle that is gradually being charmed by His Majesty The King is….

From Blue Flor:
A domestic comedy about couples in apartments.

A high school girl who lives alone in her parents' home, away from her sister and mother who are working as actresses in Tokyo. Under such circumstances, my family's birthday, for a long time, somehow, popular actor Shiraki Araki appears instead of the family! Araki rushed to the confused Yakko, saying, "He became a star to help him find her." "Keep me"...?! A gift (?!) that arrived at JK who was worried that there was nothing for me. It's the start of a half-lived love comedy with a superstar!

From MegKF:

A talented young Japanese chef deals with working for the father of the only chef who always gets the best of him. But what are they going to do as this rivalry develops into something else?

There are two extra at the end of each volume. Volume 1 extra is called A Man You Can't Resist. Volume 2's is an extra from Boku no Koe, My Changeable Voice.

From Nakama:

When the unmotivated editor of a mahjong manga magazine, Sakaguchi, stops at a convenience store in the middle of a business meeting, he is reunited with his senior high school underclassman, Fujishiro.

Fujishiro's ability forced Sakaguchi to abandon his dreams of becoming a mangaka, but Fujishiro has stopped writing and is living the life of a part-timer.

In order to get Fujishiro to draw manga once more, Sakaguchi meddles in Fujishiro's business.

With its novelty, Fujishiro's manga becomes popular, and when he's lured away by a major publishing company, Sakaguchi thinks that that is the end of their relationship ...

The title work of the story of the ten years' desire of a violent editor and a useless mangaka, plus the sequel of the popular mangaka and his manager, now a couple, and others, all compiled in a single volume -- a brand-new work compilation!

1. Candy Trap

2. Hachimitsu Method/Honey Method
Sakura realizes that lasting love is possible with Mai, even if she's a woman.

3. Tadashii Pantsu no Sutekata

4. Naisho no Kaijuu-chan

5. Sakasama Buranko

6. Ashita kara wa Mou Nomimasen/From Tomorrow on, No More Drinking
Madoka and Yuina were in the same high school friend group but went separate ways in college. Now they've run into each other at work, what will be confessed if they get drunk?

7. Girls Bitter Ambitious
Mei discovers that guys don't make her feel the way her best friend Tomoko does.

8. Dark Cherry to Shoujo A

9. Onnanoko Party/The Girls' Party
Sakura and Mai come to an understanding.

Nishino Yuzu was all pumped to start her second year of high school, but as she begins her new school life, she meets a strange new classmate in Shinjou Kanata. "I don't understand him. We can't get along." or she thought, but through glimpses of how kind and dependable he is, she gradually begins to take interest. What could this feeling be...?
Here you'll find a girl that you can't help but cheer on!

A father and son love each other dearly. But when Emily, a girl from Kazui's past, visits them in Japan, their relationship starts to crumble under the threat of their own thoughts. . .

There is also another one by the same name scanlated by nodeadline by the same author but a whole different story.
Basically one doctor is in love with kazui (not sure if it's the same one from nakama version,) and another dr is in love with him, it's quite a sad and tragic story, but its a good one.