Anime and Manga are two different storytelling media. They both originate in Japan, and are closely related, but are ultimately two different things. The confusion between the two arises mostly because it's often the case that the same story will have both an anime and a manga version. The terminology will vary a little bit depending on whether the person ...
The Saint's Magic Ability is Omnipotent (聖女の魔力は万能です, Seijo no Maryoku wa Bannou desu) by TACHIBANA Yuka. Originally a web novel, it also got comicalized.
Cover page of the 1st volume of the manga
From Manga Updates,
Sei, a 20 year old office worker was summoned to a different world after finishing some overtime work. But the person who had summoned her ...
This is 3CM Hunter.
Everyone shrank down to a height of 3cm. Now, even cats, spiders,
ants, vacuum cleaners, etc. are life-threatening calamities. The only
thing left to trust is the respectively given skills to each
The main character's sister predicts the events that happen two years later.
Possibly Double Arts (2008). I read that a couple of years ago, it's pretty good, although pretty short - I think it was indeed dropped after three volumes or so.
The title "Double Arts" comes from the fact that as the main characters have to hold hands all the time, they eventually develop a unique form of joint combat, the "double arts"....
Pretty sure this is Even Though I’m a Former Noble and a Single Mother, My Daughters Are Too Cute and Working as an Adventurer Isn’t Too Much of a Hassle.
A world where monsters run rampant. A noblewoman falls from grace and loses everything after being falsely accused. But, she started a fresh life as an "Immortal." She became an adventurer ...
Pretty sure this is I Became a Legend a Decade Later After Telling my Comrades to Leave Everything to Me and Retreat First.
The sorcerer Luck believes this to be the end. Besieged by powerful demons, he makes the noble sacrifice of holding back their onslaught while his friends escape. Never sleeping or resting, Luck endures the clash of swords, rain of ...
There was no one better suited for the job than the 3rd Hokage, Hiruzen Sarutobi, after his successor, Minato Namikaze was killed trying to re-seal the 9 Tailed Fox demon, Kurama, within his son Naruto.
The 3rd Hokage was considered one of the most powerful shinobi to have ever lived and carried among his list of titles, God of Shinobi (忍の神, Shinobi no Kami)...
Most Shōnen shows, at least, are probably following Dragon Ball Z
Dragon Ball Z was the starting point for a great deal of the anime that followed it. Many of the best-known anime draw heavily from Dragon Ball Z, by direct admission of the creators.
One Piece was so inspired, according to Wikipedia.
Naruto was also probably influenced by Dragon Ball Z:
As mentioned in the comments, I believe you are looking for I Became the Strongest With The Failure Frame also known as Hazure Waku no Joutai Ijou Skill de Saikyou ni Natta Ore ga Subete wo Juurin Suru made
The manga starts out with a goddess addressing the class she just summoned and informs them that the main character is to be disposed of because he has ...
Could it be the Korean manhwa Circle Zero's Otherworldy Hero Business, which dates from 2017-2018?
According to Anime Planet, it has the following description:
An egocentric man who's led a successful life as the CEO of a company
in modern society is murdered and reborn as a beautiful lady named
Paril from a noble family in a fantasy world. Once he wakes up,...
This might be At the End of the Road
After a car accident, Taemin finds himself in the body of Siwon, who was a victim of bullying at school. No longer a pushover, he starts standing up for himself but then meets Woojin, an old friend from the past. Somehow, Woojin immediately picks up Tamin's 'scent' from Siwon. What happened between these two in the ...
Song of Saya (2003), a Japanese computer game.
Fuminori Sakisaka is a young medical student whose life completely changes when he is involved in a car accident along with his parents, killing them and heavily wounding him, leaving him with a brain disorder, which symptoms manifest as an exaggerated form of agnosia, that causes him to see the world as ...
I believe this is Tech Jacket.
Tech Jacket is a graphic novel series about Zack, a teenager who is given a set of powered armour by a dying alien and uses it to become the hero Tech Jacket. - tvtropes
While not Manga (is it American in origin) it describes the premise that the alien suit amplifies humans significantly more than the alien race.
Pretty sure this is Naraku no Adu (AKA Adu of Hades).
Adu is no ordinary human being. He is actually one of the 12 most powerful Demon Kings who, after making a pact with an angel, has been allowed to materialize into a human's body in the real world under one condition:
He must seek and destroy all of the other Demon Kings.
Being one of the most powerful ...
Half & half by Kōji Seo
Description from MangaUpdates
Nagakawa Shinichi and Sanada Yuuki both get involved in an accident and die together, but they are given a chance to live again. A voice lets them survive for seven more days. However, after the time limit, one of the two must die again.
Also, their lives will be shared, including emotions ...
Moon-led Journey Across Another World (Tsuki ga Michibiku Isekai Douchuu, 2015) by Kino Kotora and Azumi Kei.
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 ...
I think you are looking for Jitsu wa Ore, Saikyou deshita?.
I, a HIKKI-NEET, suddenly reincarnated in another world as a prince, and was immediately deemed the weakest ever, with my life already in a pinch after being abandoned as a baby, being stared down by a huge beast!? However, I could only use one kind of magic. It was close, but I was able to avoid ...
This is The Silver Guardian (銀之守墓人, 銀の墓守り), a Chinese web manhua by Ling Meng and Ming Xung.
The main character, Shu Yin, is wearing a red scarf in almost all scenes I have seen.
In Chapter 2, Page 3 there is a scene where an older man is speaking to what appears to be a young Shu Yin and he says:
So are you interested in grandpa's new video game idea?
This is Saikyou Juzoku Tensei: Majutsu Otaku no Utopia.
I, who should have died after being hit by a car, was born again in
However, I was born in a shady minor family that used magic and
controlled wooden puppets called the Marren Clan.
Possessing a strong interest in magic since my previous life, I spend
my time zealously ...
This sounds like ib: Instant Bullet by Aka Akasaka.
The psychologically destitute Kuro Fukase has been betrayed by the cruel world countless times. The only people who he could ever call family were Toiro and Iroha, the two Ayakura sisters living in an adjacent apartment, but even they would soon perish in a horrific act of arson. Now, the siblings exist as ...
I believe this may be Survival of the Sword King based on that a very similar question was asked, and answered with this work, here.
Ryu Han-Bin was a normal person who just had been discharged from his mandatory military service, when he was transported to another world. Left to fend for himself, he was given the goal of surviving and growing stronger in a ...
You are looking for Yuukyuu no Gusha Asley no, Kenja no Susume
When he was young, he had failed at the Magic Academy and was looked down by others.
However by chance, he discovered a mythological medicine, so he obtained an immortal body.
In order to get revenge on the people who made fun of him, he began researching magic and magical artifacts different ...
I believe this is Welcome to the Impregnable Demon King Castle ~The Black Mage Who Got Kicked Out of the Hero Party Due to His Unnecessary Debuffs Gets Welcomed by the Top Brass of the Demon King's Army~. (Warning, TvTropes link)
The story is set in a world where Humans and Monsters fight each other with magical clones, so Dungeon Raids have become ...
This might be Shirayukihime to 7-nin no Shuujin, aka Snow White and Seven Dwarfs.
The main character, Shakudou Takeru, wakes up in the collapsed ruins of Tokyo. It's only two years in the future, not quite a full on post-apocalypse. Tokyo has become an island after multiple meteor strikes, and the city government is in charge, with officers in military ...
I was able to find the manga, it is called Soul Land.
Tang San spent his life in the Tang Outer Sect, dedicated to the
creation and mastery of hidden weapons. Once he stole the secret lore
of the Inner Sect to reach the pinnacle of his art, his only way out
was death. But after throwing himself off the deadly Hell's Peak he
was reborn in a ...
This is +Anima (AKA Purasu Anima, AKA プラス アニマ)
Beings who possess animal-like powers walk among humans in this
alternate universe. These mysterious mutants, the +Anima, are shunned
by society. Four outcasts in particular — Cooro, a boy with crow-like
powers; Husky, a fish-boy; Senri, a bear +Anima; and a girl named
Nana, who wields the power of ...
The manga you are looking for is The New Gate.
The main plot of the manga is, as you described, about a video game player stuck in a MMORPG along with other people. After defeating the final boss (the Demon King), he waits before logging off to make sure everyone disconnect safely.
But instead of joining them, he finds himself going 500 years into the ...
Sounds like Yuusha ga Shinda! Murabito no Ore ga Hotta Otoshiana ni Yuusha ga Ochita Kekka. The main character, Touka Scott, is a raddish farmer obsessed with thighs. In the first chapter he likens a particular radish to an attractive thigh. He also crafts anti-demon traps in his fields.
I believe you are looking for FFF-Class Trashero.
The first chapter has the hero slaying the demon king, then a goddess come to him with a report card. He has an F rank in personality, so he is sent back in time so he can improve his score. The report card also has the remark "WHY DID YOU KILL YOUR PERFECTLY SANE COMRADES?"