11 Most Enjoyable Isekai Harem Anime for Fantasy, Action, and Romance Fans

Photo of author

Ayush Rajan

Best Isekai Harem Anime

Isekai Harem anime might seem like a very specific genre but for a few years now there has been an explosion of shows that fall under the same category. Most of the anime in this genre follow the same good guy powerful protagonist who attracts several beautiful female suitors plot with varying degrees of ecchi elements added to the mix.

It really made us wonder – are there any great Isekai Harem anime worth watching? Well, turns out there are, and in this article, we listed the best Isekai Harem anime for Fans of Fantasy, Action, and Romance.


11. No Game No Life

No Game No Life

No Game No Life is an exhilarating Isekai series that follows a brother and sister named Sora and Shiro, two hardcore gamers, who are summoned to another world after winning a mysterious game.

In this world, every dispute and deal is settled with the help of games. Being their area of specialty, they decide to use their power and become rulers of the world. This leads to intense games based on a strategy that leaves will leave you in awe.

For those who wish for a series that has a great story, a lot of ecchi moments, and attractive girls, No Game No Life can’t be missed out on.

10. My Next Life as a Villainess

My Next Life as a Villainess

My Next Life as a Villainess is a reverse harem anime from the viewpoint of a girl and has a very fun story.

It follows the life of a girl who finds herself stuck in the world of a game she was playing. To make matters worse, she is cast as the villainess of the story who has an unfortunate ending every time. Using her knowledge, she tries to avoid this while living life in the most enjoyable way possible. The series is filled with comedy and gags while its female main character has a harem of handsome and elegant men.

For any anime fan who is sick of the basic Isekai story, My Next Life as a Villainess is definitely worth watching.

9. Seirei Gensouki

Seirei Gensouki

Seirei Gensouki, or Spirit Chronicles, is an underrated Isekai story that follows a young man named Rio who is reincarnated in another world after an accident.

While his new life is less than fortunate, he manages to turn it around by saving the princess of the country and getting the chance to attend a prestigious royal academy. He learns several techniques and skills that allow him to grow in power while defeating anyone who looks down on him.

This isekai harem anime contains everything from action to romance and also has a school setting to make things much more enjoyable for the viewer.

8. The World’s Finest Assassin Gets Reincarnated in Another World as an Aristocrat

The World's Finest Assassin Gets Reincarnated in Another World as an Aristocrat

While the show’s lengthy name might give fans the impression that this is yet another uninspired Isekai story, surprisingly, this anime gives watchers a sense of freshness by taking a very unique approach to its plot.

With a self-explanatory title, the series follows the world’s greatest assassin who is killed by the organization he serves in order to silence him. However, his life does not end that easily as he finds himself reborn in a magical world with the task of preventing a catastrophe. Using the skills from his previous life as well as the newer ones he learns, he is quick to adapt to his life while carrying out crucial missions.

In the process, he also gathers several loyal allies (of the opposite gender😉) who are both dependable and also have deep feelings of admiration and love for him.

For those who want an Isekai Harem tale backed by a solid story with good development, this is the one for you.

7. How Not to Summon a Demon Lord

How not to Summon a Demon Lord

How Not to Summon a Demon Lord is the perfect example of the Isekai harem genre as a whole and how enjoyable it can be.

It follows a boy named Takuma who is a NEET and plays as the demon king in a game. However, one day he gets isekai-ed into the game as his demon lord character and is unable to escape. To Takuma’s surprise, he was summoned into the game by two beautiful girls who were trying to enslave a demon but end up messing up the spell and becoming his slaves instead.

With these enticing companions and unimaginable strength, he travels the land while having a variety of experiences and adding different females to his harem.

6. How a Realist Hero Rebuilt the Kingdom

How a Realist Hero Rebuilt the Kingdom

How a Realist Hero Rebuilt the Kingdom starts out as a basic series that shows us a normal person who is brought to another world in order to become a hero.

This soon changes, however, as the main character, Kazuya is a practical man who does not wish to solve the problems of his country through needless fights, but rather through bureaucratic change.

Kazuya uses his mind to make smart changes that benefit his people while making him known throughout the kingdom. With his impressive feats and unconventional methods, it is also no surprise that he gains the love of girls from all over.

5. Tsukimichi: Moonlit Fantasy

Tsukimichi Moonlit Fantasy

Moonlit Fantasy, also known as Tsukimichi: Moonlit Fantasy, is a fun and entertaining isekai harem anime that’s worth watching.

The story follows Makoto Misumi, a high school student who gets transported to a fantasy world by the god Tsukuyomi to become its hero. However, things don’t go as planned when the world’s unnamed goddess deems him “hideous” and kicks him to the edge of the world. From there, Makoto embarks on an adventure to discover his true purpose in this new world.

Throughout his journey, Makoto meets a variety of beautiful females who join his harem from different races. The quirky sense of humor, and well-developed and likable characters, make it easy to get invested in their stories. While it does contain some fanservice and ecchi elements, it’s not the sole focus of the show and there are plenty of other things to enjoy.

With great characters, an interesting story, and a unique world, Moonlit Fantasy is a show that’s sure to keep you entertained.

4. Mushoku Tensei – Jobless Reincarnation

Mushoku Tensei

Mushoku Tensei is one of the finest Isekai anime to ever be made and needs to be watched at least once whether you like harem anime or not.

It tells the story of a less-than-average man who ends up being reincarnated in another world after his death. While his previous life was tragic, in this new world, he is gifted with the power of magic and uses it to shock everyone including his new parents.

However, with several dangerous existences lurking in the shadows, the protagonist, Rudeus’s life will be anything but a breeze as he faces many hardships in this life as well.

While the series does have several controversial elements, the quality of animation, character development, and world-building sets it apart from everything else.

3. Trapped in a Dating Sim: The World of Otome Games is Tough for Mobs

Trapped In A Dating Sim The World Of Otome Games Is Tough For Mobs

Trapped in a Dating Sim is a pleasant surprise that has the perfect balance between storytelling and fan service while making it an overall great experience for fans.

It follows a boy who is reincarnated into an Otome game he was playing after his death due to an accident. In this new world where women are the dominant species, he uses his knowledge to clear his way and have the most peaceful life one could hope for.

This is easier said than done, however, as his existence brings about several changes from the original story of the game.

Trapped in a Dating Sim is a series with amazing action, comedy, and even romance while having an extremely likable female cast.

2. In Another World With my Smartphone

In Another World With my Smartphone

In Another World With My Smartphone is a fun and light-hearted series that follows Touya, after he is accidentally killed by a god. To make amends, he is allowed to reincarnate in another world with one wish, which he uses on getting his smartphone.

After his second life begins, he is quick to notice his magical surroundings as he is in awe of the fantastical elements of this world. Conveniently, Touya himself has an affinity for magic of all kinds, which he uses to overcome any obstacle that comes his way.

He performs marvelous feats with his magic and the power of technology and along the way attracts several beautiful girls who are vying for his attention. This leads to several hilarious scenes as we watch the girls try and gain his favor while going on several adventures with him.

The second season of the show just finished airing too.

1. Arifureta


Based on its extremely popular light novel, Arifureta tells the story of a group of students who are teleported into a fantasy world. The protagonist, Hajime, is unfortunately not gifted with as many powers as his peers and is eventually betrayed by them and left for dead in a dungeon.

Stuck in an unknown place filled with all kinds of dangers, he gains the resolve to survive and become stronger. On his journey back, he runs into several females who all have their own stories of why they are stuck there. Together, they travel while gaining power and even forming an unbreakable bond.

While the anime is infamous for not being a completely faithful adaptation of the light novel, it is still a satisfying isekai harem anime filled with action.


And with that, our list of the best isekai harem anime comes to an end. Do you agree with the list? What is your favorite isekai harem anime and why let us know in the comments.

Craving for more? check out our list of the Best Fan Service Anime that You Can’t-miss!

Photo of author
Ayush is a dedicated animanga enthusiast with a vast collection of experiences. With over 200 anime series and 300+ manga, manhua, and manhwa titles under their belt, Ayush's knowledge and passion are unparalleled.
0 0 votes
Article Rating
Notify of
Inline Feedbacks
View all comments
Would love your thoughts, please comment.x