10 Best Sci-Fi Isekai Anime

Isekai anime give their protagonist a rare opportunity and a second attempt at life. Some protagonists arrive in their new worlds as they did in their previous lives. Others are reborn into a new world, retaining all memories of their past lives. Isekai worlds can vary greatly. Some are fantastic, some are futuristic and some are in the middle of science fiction. It’s not the most popular subgenre of isekai, but every sci-fi isekai brings something fun and enjoyable to the table.

To be a good science fiction isekai, the show doesn’t necessarily have to be about science fiction. Having sci-fi elements can be a great way to add interesting elements to the overall plot of the show. When protagonists like Cid Kagenou from The Eminence in the Shadow reincarnate in a new world, they bring a lot of technology with them, transforming your new worlds using science.

10

The Eminence in the Shadow

Animated by Nexus, based on the Light Novel series by Daisuke Aizawa and Tōzai

The Eminence in the Shadow is a hilarious isekai starring Cid Kagenou as the Eminence in the Shadows herself. Shadow has always wanted to be a cool, enigmatic leader of a secret group, and when he’s taken to a new world, he finally gets his chance. He is reborn into a new world full of great powers, beautiful architecture and some of the strongest comrades he can ask. Although your friends are strong, they are also devoted followers who love your every word.

Shadow tells his followers about the art and technology of his home world. Although he only intended to pass the time by telling stories, the Seven Shadows decided to bring technology from their old world to the new. Shadow is inadvertently responsible for many improvements in his new world, and if he keeps telling Shadow Garden about his old world, the updates will keep coming.

9

Re: Zero – Starting life in another world

Animated by White Fox, based on the Light Novel series by Tappei Nagatsuki and Shin’ichirō Ōtsuka

Natsuki Subaru is one of the most tragic isekai characters. His power, Return by Death, allows him to return to life during a pre-determined save point in the past. The problem is that he dies often, and they’re usually not pretty deaths. As he learns to navigate the world around him, he tries to discover his Return by Death ability. The numerous scientific experiments using your own life as a subject to do Re: Zero an attractive and exciting watch.

Subaru learns to play his kills midway through the first season. He realizes that by killing himself he can essentially travel to the past. It’s a sad existence for the isekaid hero, but he doesn’t see it that way. Subaru is working hard to save his friends, establish a relationship with Emilia and finally understand his Return by Death ability.

8

Mushoku Tensei: jobless reincarnation

Animated by Studio Bind, based on the Light Novel series by Rifujin na Magonote and Shirotaka

Mushoku Tensei: jobless reincarnation is a controversial and captivating isekai about Rudeus Greyrat. Although Rudeus doesn’t bring new technologies to his new world like Shadow does, he extensively studies the science and technology of his new world. Most of the world runs on some form of magic, but it is not undetectable. Rudy can go to Magic University to study spells, transportation circles, and more. He meets Nanahoshi, another Japanese man who was transported to his new world.

Nanahoshi wants nothing more than to return to her past life in Japan. She is studying magic circles and is going crazy due to lack of progress. It’s an interesting subplot that shows another side of isekai. Most isekai protagonists were losers in their previous lives and have no reason to return home. Nanahoshi couldn’t be more different, desperately experimenting in an attempt to return home.

7

The Saga of Tanya the Wicked

Animated by NUT, based on the Light Novel series by Carlo Zen and Shinobu Shinotsuki

The Saga of Tanya the Wicked is centered around one of the smartest 12-year-old girls in anime, Tanya von Degurechaff. She is a military leader, battlefield expert, and an inspiration to her troops. Your tactics and strategies they are the main difference between her and her enemy, as Tanya’s genius thinking often makes the difference. Tanya the Evil It mixes magic and technology well, creating a new type of science fiction in the midst of war.

There’s more than just science fiction on the battlefield, as Tanya is constantly plotting and maneuvering against her enemies. When she manages to leave the front line, she dedicates herself to her studies. She is trying to find the best way to win the war and I will try it again and again on and off the battlefield until you find the answer.

6

GATE

Animated by A-1 Pictures, based on the Light Novel series by Takumi Yanai, Daisuke Izuka and Kurojishi

GATE is a series that promotes Japan’s military strength, the Japan Self-Defense Force. It is set in Tokyo when a ‘Gate’ from another world appears. Monsters and soldiers in ancient armor appear and attack everyone they see. The JSDF repels their attackers and sends a Recon Division to investigate. Main character and Otaku Yoji Itami leads the 3rd Recon Division as they explore the new world. The series presents an interesting dynamic, placing its main cast in a relatively primitive world with top-notch weapons and equipment.

GATE is a great science fiction isekai for the distance between technological advancement. The JSDF arrives in their new world ready to go with the best weapons they could have brought with them. It’s fun watch dragons and their riders fight fighter pilots and Roman-style gladiators taking on the modern military.

5

Supreme Lord

Animated by Madhouse, based on the Light Novel series by Kugane Maruyama and so-bin

There are many different ways Ainz could have tried to find another player. He woke up trapped in a video game only to realize he might be the only real person left. While other characters may try to convey some kind of message to find a friend, Ainz decides to take over the world, leading to some of the most tragic moments of destruction in anime history. He intends to become the Overlord of the world by finding another person alive one way or another. Supreme Lord is a dark isekai that features Ainz building your kingdom in your own vision.

Ainz travels to other kingdoms, sometimes in disguise, in an attempt to better understand his neighbors. He wants to find the best way to build his Sorcerer Kingdom and will steal from other countries to make this happen. As an incredibly powerful character within the game, Ainz has access to the best technology, strongest abilities, and deadliest allies he could ever hope for. Instead of learning to live in your new world, he’s trying to figure out how to take control.

4

How a Realistic Hero Rebuilt the Kingdom

Animated by JC Staff, based on the Light Novel series by Dojyomaru & Fuyuyuki

How a Realistic Hero Rebuilt the Kingdom is an accurate and succinct title that perfectly sums up what the series is about. Kazuya Souma is a civil engineering student who is transported to the decaying Kingdom of Elfrieden. He convinces the previous king to try to fix the domestic economic situation, inadvertently gaining the throne in the process. Realistic hero takes a look at a rare side of isekai that most series don’t show.

In most isekai series, the hero gains a lot by traveling to a new world. In realistic hero, the world gained a lot when Kazuya appeared. He is an intelligent and calculated character who is the best choice if anyone wants to rebuild the kingdom. His masterful use of socioeconomic policies eventually puts the Kingdom he was isekai for in a much more advantageous position.

3

Knight and Magic

Animated by Eight Bit, based on the light novel by Hisago Amazake-no and Kurogi

Some anime protagonists get lucky when they are transported to a new world. Tsubasa Kurata was an expert programmer who wanted to do nothing but work on Mechas. He wanted to program them more than anything else, but that wasn’t exactly a possibility in the normal world. When he dies in a traffic accident, he is reincarnated in a new world as Ernesti Echevalier. Your new world Has the exact Mechas He always wanted to work too.

Knight’s and Magic is easily one of the best science fiction isekais out there. Features an enthusiastic scientist in Eru who I can’t wait to try it on your Mecha more. He is constantly looking for new ways to improve his Silhoutte Knight. He added Magic Jet Thrusters to his Toybox, but had to adjust the power considerably. While other characters may be upset about having to repair their Silhoutte Knights, Eru couldn’t be happier.

2

Ancestry of an avid reader

Animated by Ajia-do Animation Works and WIT Studio, based on the Light Novel series by Miya Kazuki and You Shiina

If Eru Knight and Magic reincarnated in the perfect world, Main reincarnated in the worst. She’s a simple girl who wants to read books, period. When she dies in her previous life as a college student, she is reincarnated into a new world devoid of her favorite things. Well, there are some books in The rise of an avid readerbut they are incredibly difficult to access from Main. She Tried to Create Her Own Books for a while before joining the Church in an attempt to read more.

Science fiction is all about experimentation, and Main is a mad scientist in Avid reader. She is constantly trying new things in an attempt to learn how to read, write, or even create paper. She used different types of paper to try to figure out which would be best.

1

Dr. Stone

Animated by TMS Entertainment, based on the manga by Riichiro Inagaki and Boiichi

Senku Ishigami has Einstein’s Theory of Relativity drawn on his shirt. He loves science so much that he can’t help but use it. Dr. Stone is a unique isekai series that takes place on the same planet everyone comes from, but it’s a whole new world. Senku wakes up after being petrified in stone for over 3,000 years. He is the perfect character to be revived, as he is determined to understand his new stone world and revive as many people as he can.

Dr. Stone is the best science fiction isekai because the entire show is a science experiment. Nothing is written in stone and it is Senku’s job to discover the world around him. He not only wants to revive everyone who was petrified, but also bring all of Earth’s incredible technology back to life.