New enemies, new bugs and an even bigger island.

One fateful day, a girl time slipped into the Sengoku Era.
It was an abrupt enough event to be dubbed god’s whim, done to sate hellish boredom.
The girl has no power to change the world.
She was a very ordinary, common, and plain girl that can be found anywhere.
And that girl can do no more than a single thing.
Survive the Sengoku Era ——– that’s all.

From MangaHelpers:

This 4-koma comedy manga follows the daily life of the intelligent, responsible 6th grade elementary school student Haruna Raika. She keeps busy as the elementary student council president and the classroom leader, and she even fills in for the teacher sometimes! [tethysdust]

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4-Koma comedy following the super genius grade school student Haruna Raika and her every day life. Where she's the class president, the room leader, the top student, and even fills in for the teacher when they've overslept!

From their worst encounter comes a story about their ultimate happiness! This romantic comedy explores the ups and downs of a serious relationship.

Kazuma Satō, a hikikomori (shut-in) die-hard fan of games, anime, and manga. A traffic accident brings his disappointingly brief life to an end … or it should have, but he wakes up and sees a beautiful girl who introduces herself as a goddess. "Hey, I have some good news — would you like to go to an alternate world? You may only bring one thing you like with you."

He responds, "…So, I'll bring you." With that, he is transported to another world and his great adventure subjugating the demon king begins … but first the hard work of finding food, clothing, and shelter begins. Kazuma wants to live in peace, but the goddess raises one problem after another, and then the demon king's army has its eyes set on him.

Receiving a secret mission from Callion of the Beast Kingdom Eurazania, an energetic animal-eared girl sets off to Jura Tempest Federation!

After countless years, the Heavenly Demon, sealed within Mount Tai, finally awakened, only to discover that humanity had long abandoned the radiation-soaked Earth and was now exploring the far reaches of the galaxy.

Without possessing the unique skill blessed by the goddess, a boy named Kujou Kyouya failed to save the world. He was ridiculed as a “failed hero” at the interdimensional-level academy where returned heroes who had saved many worlds gathered. However, he became the strongest and most unique hero, having trained for 30,000 years in another world with the most evil demon king, Felice, who has destroyed 3,000 worlds! Now Kyouya’s unique skill is so powerful that he cannot even be defeated by the strongest heroes! The legend of a boy trained by the most evil demon king, begins!

Amona, a dark summoner and demi-human who uses demonic powers,
is the newest addition to the party of the uptight priest Roni.
Everyone expected the two to dislike each other and to have nothing to do with each other.
But to their surprise, on their first day together as an adventuring party, they had a one-night stand...!

Due to an accident, the protagonist Varius died and was reincarnated. He was shocked to find in this new world, his former job as a Tamer in the previous world was acknowledged as a low class job in this new world.

Utilizing his knowledge from his previous life as a basis, he then applied unique buffs to his beasts, taking back the ultimate power that he once possessed.

With this power in his hands, he sought to start his life as an adventurer. However-

Artist's Twitter (NSFW): https://twitter.com/NiwaRhythm
Webnovel: https://ncode.syosetu.com/n7251fq/

One day 's lunch break, suddenly a male high school student Yuzo Ogata being transferred to another world of sword and magic together with four other friends.

According to the Princess of Space-Time Magician, a foreign world who summoned them, they want them to beat the Demon Lord as Heroes to save this world.
Suddenly I was surprised at four friends "Temple", but it was a relaxing expression ... ... where the princess told of a startling fact!
"`―― There should only be four braves though?"
"A man who was mistakenly summoned to a different world" What will be in store as to his fate?

Source: http://konomanga.jp/manga/taitei-cheat

Youki was reincarnated in another world. However, instead of being reincarnated as the hero or the demon lord, he was instead reincarnated half-assedly as a minion of the Demon Lord. One day, the Hero's Party attacked the Demon Lord's castle with the intent of defeating the Demon Lord. Of course, Youki was able to repel their attempt with ease. In spite of this, he ended up falling for the cleric, Cecilia, at first sight… The super popular love comedy fantasy set in another world! (Source: Gaugau)

Uesugi-kun is a boy who's as petite and cute as a girl. He has a crush on a girl he's known since childhood, but overheard her saying, "Wouldn't Uesugi be totally adorable if he was a girl?!" Uesugi-kun's not as tall as his other childhood friend, Eito, nor is he as good at studies, and now he's suffering from a broken heart. A depressed Uesugi-kun stops by a shrine while running an errand and makes a wish... A love-triangle romantic comedy featuring an overly cute, and now female, protagonist begins!

In the summer of his second year of high school, the protagonist, Yuushin Tahara, finds that his childhood friend, Miyu Fukagawa, who had moved away, has returned to the house next door. Although Miyu has grown up to be quite cute, there's something a little strange about her... This is a fresh and suspenseful romantic comedy about the gentle protagonist and his cute but rather quirky childhood friend, along with their friends and the adventures they get into!

From MangaHelpers :
High school student Misumi Makoto is called into a fantasy world by the god Tsukuyomi, in order to be a hero. However, powerful others in this world aren't as thrilled to have him there, and they kick him to the edge of the world just as Tsukuyomi declares that he must leave Makoto to find his own way. Now it's up to Makoto to find his own way.

Maeda is a new student in the Teiken High School. He stutters when he's nervous and he's rather clumsy. He gets noted immediately because he hits a teacher during the entrance ceremony. Some clubs search to enlist him as they see in him a force they can use to get even with other clubs. But Maeda is a loner and has only one dream: becoming boxing champion. His first objective is to beat the leader of the boxing club. "Rokudenashi" translates as "good for nothing".
The manga focuses more on gang warfare than boxing.

"I'm terribly sorry!"

A god was suddenly prostrating in front of Kayano Takumi. He was apparently killed by mistake. Moreover, he can’t be reborn again. However, he is able to live in a different world? Then, let’s do that, please. The god made a mistake again and transferred me into a dangerous forest. Seriously, what’s going on? Besides, there are children here. I can’t leave them here, I will take care of them.

An old person who has piled up good deeds in Japan reaches the end of his life, and is reincarnated into another world as Lean Olgott, the grandson of a certain king. One day, the boy, who was raised showered with love his family, noticed that he had been bestowed the title The Child Loved by God. He disregarded it for a while, but gradually, the abnormality of his own abilities became evident.

Magic power that far surpasses that of ordinary people, conversing with plants……. the cause for all of these, as expected, was that title!

One night, Lean Olgott, who wished for a peaceful daily life, was called out by a legendary sacred beast, and life completely changed–!

To get back 13 years of hard work through betrayal!

Yoon Hyun-woo, the head of the Sunyang Group, who lived like a servant and abandoned.
Just when he thought it was all over, he wake up as Jin Do-jun, the grandson of Sunyang Group Chairman Jin!

However, Jin Do-jun, the youngest son of a chaebol family, is far from the right to inherit.
Will he be able to become the final winner in a family political drama?

Yoon Hyun-woo's exhilarating revenge drama to swallow up the Sunyang group begins!

If you become a hero and defeat the Demon King, a life of idleness awaits you...! This is what the young man Jirei believed, and he worked hard day and night to achieve his goal. However, when he found out that the heroes who defeated the Demon King were the ones who were doing all the hard work, he ran away. But the girls that Jirei had been saving on his journeys before he knew it came pouring in one after another to win his heart and body...?