Top 50 Best Ecchi Harem Anime To Watch

"Saenai Heroine no Sodatekata Fine" serves as the climactic conclusion to the "How to Raise a Boring Girlfriend" series.

This anime stands out at the top of the list thanks to its deep emotional resonance and impactful storytelling. The narrative doesn't just wrap up; it brings out new dimensions in its characters, reflecting significant growth and development throughout the series.

As the final chapter, all the previous build-up culminates beautifully, cementing the show's reputation within the anime community. While it might initially appear underrated, watching it reveals a true hidden gem that leaves a memorable impression.

Saenai Heroine no Sodatekata ♭ has captivated audiences for years, earning its well-deserved spot high on our list of top ecchi harem anime.

This installment in the Saenai series delves into the beginnings of Blessing Software and Tomoya Aki’s ambitious vision to build something remarkable.

With the company tasting early success through its first project, the team begins to work even harder, determined to make a name for themselves in the industry.

The path ahead is anything but easy—our cast faces exciting yet challenging times as they navigate the ups and downs of startup life together.

Blessing Software is supposed to be about pursuing dreams and having fun, but as responsibilities grow, the bonds between team members are put to the test.

Kenshi Masaki is an ordinary young man who suddenly finds himself transported to the mysterious world of Geminar by a shadowy organization. With no way home, his adventure begins in a land filled with danger and intrigue.

Surviving in Geminar isn’t easy. Kenshi must quickly adapt to his new surroundings, learning to navigate the unique challenges and finding ways to make a living as he tries to stay one step ahead of the threats around every corner.

Follow Kenshi’s thrilling journey as he faces unexpected twists and meets captivating characters. Get ready for an action-packed isekai adventure filled with excitement, suspense, and ecchi harem antics that will keep you hooked from start to finish!

"Saenai Heroine no Sodatekata" stands out as one of the most enjoyable anime you can dive into right now. Since this is just the first season, it's the perfect time to start the series and see what it has to offer without any hesitation.

Also known as "How To Raise a Boring Girlfriend," the story revolves around Tomoya Aki, an avid fan of anime and everything Otaku. His deep passion for these hobbies drives the narrative forward.

Inspired to take his interests to the next level, Tomoya embarks on a journey to create a video game that truly embodies his dreams and feelings. This new goal becomes the core of his aspirations.

However, building a game from the ground up is no simple feat. Challenges and setbacks threaten to overwhelm him at every turn. Still, Tomoya's determination remains unshaken, and he resolves to push forward no matter what obstacles appear.

The To LOVE-Ru Darkness 2nd Specials are unique episodes that expand on the original series and offer something truly memorable for fans. These specials are featured here for a good reason: they showcase some of the most entertaining and engaging content in the entire To LOVE-Ru franchise.

They highlight the show's consistent quality and make it clear that surpassing the high standards set by previous episodes is no easy feat. Each special gives the characters more depth, making them even more relatable and likable for viewers.

Above all, these episodes deliver an enriching experience, offering both amusement and insight for fans of the series. That's why the To LOVE-Ru Darkness 2nd Specials have earned such a prominent spot on our list.

The "To LOVE-Ru Darkness OVA" episodes offer just as much, if not more, entertainment than other entries in the franchise, securing their place on our list of top ecchi harem anime.

These special episodes are based on select manga volumes—specifically volumes 5, 6, 8, 9, 12, and 13—which contribute unique stories and character moments to the series.

This OVA marks the beginning of an exciting arc within the beloved series. While the overall tone remains lighthearted, viewers will find a wealth of enjoyable content thanks to the creative and engaging screenplays.

Though the OVAs don't change the main storyline, they enrich your overall enjoyment of the series and add memorable moments for fans to appreciate.

Let's dive into the OVAs of To LOVE-Ru Darkness 2nd. This series consistently delivers exciting content to its audience, surpassing expectations in every installment.

With these OVAs, fans are treated to a refreshing change from traditional storylines, offering unique moments and surprises that go beyond the usual narrative.

This particular episode introduces several new elements, drawing inspiration from the 15th volume of the original manga. Each OVA brings something noteworthy for longtime followers.

The series never fails to provide engaging and enjoyable experiences, making every episode worth your attention. Be sure to check them out whenever you’re in the mood for something entertaining and different.

Heaven's Lost Property continues to captivate audiences with its engaging blend of ecchi and harem themes. This particular installment elevates that experience, offering fans even more of what they love from the franchise.

If you admire a certain character, this movie is a must-watch. It shines the spotlight on Kazane Hiyori, a standout figure in the series, making her the central focus of the story.

Her significance throughout the show earned her widespread appreciation, ultimately granting her a dedicated movie for fans to enjoy.

This film not only lives up to expectations but also sets new standards, breaking previous records and leaving a lasting impression.

Fans of Kore Wa Zombie Desu Ka will find this sequel impossible to overlook. Its place on our list is well deserved, thanks to the dedicated following and unique flair it brings to the ecchi harem genre.

As the direct continuation of the original series, Kore Wa Zombie Desu Ka? of the Dead builds upon the established foundation, delivering fresh adventures and more outrageous humor to captivate returning viewers.

The story continues to follow our favorite characters as they navigate bizarre new challenges in their never-ending zombie existence. Friendship, absurdity, and supernatural twists abound, keeping the audience engaged and entertained at every turn.

While the narrative grows increasingly fantastical, the show's comedic energy and charm never waver, ensuring its spot as one of the most entertaining entries in the genre. That’s what secures its high ranking on this list.

High School DxD New marks the second season of the popular High School DxD franchise. Its placement high on our list is well-deserved due to its unique approach within the ecchi harem genre.

In this installment, the series distinguishes itself from other shows with its dynamic blend of action and character development. The ongoing struggles and thrilling adventures of Issei continue to captivate audiences, keeping the storyline fresh and exciting.

The characters are given significant attention, elevating their roles and making them memorable. This thoughtful portrayal is what truly sets High School DxD apart from other titles in the genre.

"To LOVE-Ru Darkness 2nd" marks the thrilling continuation of the To LOVE-Ru Darkness saga, taking the franchise’s signature wildness to a whole new level.

While the series began as a classic ecchi harem, this season introduces a richer storyline designed to captivate an even broader audience. Viewers are treated to deeper character development and more intricate plotlines.

This season adopts a more serious tone, elevating the show's appeal and impressing both longtime fans and newcomers alike. Its compelling content continually surpasses expectations.

Overall, "To LOVE-Ru Darkness 2nd" delivers an engaging experience that has won over countless fans, including many who are just discovering the series.

To LOVE-Ru Darkness is a season that truly deserves more recognition from fans of the genre. This installment raises the bar, delivering an experience that's even more entertaining and engaging for a wide audience.

The anime amplifies its signature elements—ecchi, harem, and comedy—while also expanding its storyline without sacrificing depth or coherence. Each episode adds fresh twists, ensuring viewers remain captivated throughout.

Overall, this anime sets itself apart and should be regarded as a standout entry in the genre, offering increasingly high-quality content for fans old and new.

Even viewers who may have previously dismissed ecchi anime might find themselves impressed by the thoughtful storytelling in To LOVE-Ru Darkness.

The Mahou Sensei Negima!: Shiroki Tsubasa Ala Alba OVA offers a glimpse into the strengths of the original series, making it a must-watch for fans and newcomers alike. These few episodes capture the spirit and charm that define the franchise.

The story follows the main cast as they enjoy lively moments together, only to be faced with unexpected challenges. This sudden twist forces our heroes to navigate complex situations and make important decisions for everyone involved.

Covering manga chapters 176 to 180, the OVA delivers this pivotal arc across just two episodes. This adaptation showcases how key manga content is skillfully condensed and brought to life in animated form.

Heaven's Lost Property offers viewers a captivating storyline, distinguished by its imaginative portrayal of Angeloids. This unique premise has helped the series capture the admiration of anime fans everywhere.

The narrative centers on Sakurai Tomoki, who finds himself unexpectedly bound to two Angeloids, Ikaros and Nymph. Their unusual connection results from a series of unexpected events, pulling Tomoki into extraordinary circumstances.

As one might predict, the dynamics between these characters are far from simple and provide plenty of chaos, humor, and unpredictable twists throughout the series.

At the heart of the anime lies Tomoki's recurring dreams, which play a crucial role in driving the story forward and hint at larger changes coming into his life.

After his grandmother passes away, Hayato plans to sell her worn-down café by the sea, unaware that it has become home to five young women who loved her like family.

These women are fiercely dedicated to keeping the café alive, and their passion convinces Hayato to give the business another chance, though he’s uncertain if their teamwork can truly turn things around.

Working alongside these lively and unpredictable housemates quickly becomes a challenge of its own, testing Hayato’s patience and resolve.

Despite the obstacles, Hayato remains determined, accepting that his journey will be far from smooth.

With just the right blend of ecchi and harem elements, this new anime delivers a unique and refreshing experience for viewers.

This episode is an unaired installment from the Kore wa Zombie Desu ka? franchise—essential viewing for dedicated fans of the series.

Staying true to the show's signature humor and charm, it highlights the quirky and endearing antics of the main characters as they navigate their eccentric adventures.

As the 11th episode, it was specifically created with the 6th volume of the manga as its inspiration, making it a canon addition that closely follows the original source material.

If you’re a fan of the series, don’t miss the chance to check out this entertaining and essential episode.

High School DxD BorN stands out as one of the most exceptional installments in the franchise, earning its reputation without question. Its compelling story structure sets it apart and draws viewers in from the start.

This season delves deeper into the world of devils, as our main characters become increasingly entangled with powerful supernatural adversaries. Along their journey, they encounter high-ranking monsters and forge crucial alliances with leaders from all three major factions.

As the action intensifies, the stakes grow higher than ever before, forcing everyone to confront the gravity of their circumstances. This heightened suspense and character development are key reasons why High School DxD BorN commands so much respect among fans.

This special episode centers on Ravel Phenex, a standout character from the series. As Riser's sister, Ravel becomes an increasingly important figure—especially after Riser's defeat by Issei.

Following this loss, Ravel begins to grow closer to the members of the Gremory Peerage. Unlike her brother, Ravel is gentle and strives to be kind and humble rather than intimidating.

This OVA delves deeper into Ravel’s character, giving her more time on screen alongside the main cast. While the main story remains consistent with the original series, the bonds between characters become even stronger.

Zero no Tsukaima: Futatsuki no Kishi continues the wildly entertaining story that fans have come to love. This season is packed with excitement as the series dives deeper into the challenges facing the main characters.

Our protagonists, Louise and Saito, find themselves tasked with the immense responsibility of defending the Kingdom. The weight of this duty is starting to take its toll, pushing both heroes to their limits as new threats emerge.

Their journey tests not only their skills and courage, but also their relationship with each other. As battles intensify and obstacles mount, the dynamics between Louise and Saito grow more complex, adding a compelling layer to the story.

The OVA for Kore wa Zombie Desu ka? holds a special place in the hearts of the series' fans—making it well-deserving of a spot on our list. These episodes deliver that extra dose of content that devoted viewers eagerly seek out.

While the OVA does not significantly connect to the main storyline, its appeal lies in showcasing beloved characters in new and entertaining situations. Returning to familiar faces is more than enough to keep fans engaged and excited.

That’s just the start. The distinct personalities of the cast shine as brightly as ever, providing the same humor and enjoyable moments that made the original series memorable. These side stories are perfect for anyone wanting a little more from this unique and fun series.

This segment from Trinity Seven needs more love and appreciation. After all, it changed the overall outlook of the show for the audience.

The story talks about a situation where our boy Arata is in grave danger. The problem is, that he is about to be expelled.

And there's no way to save him. Or maybe there is? If we go through the archives of Trinity Seven, we might come across something that will save our boy.

And that's what the characters will be aiming for in this OVA episode. It will be a fun ride for anyone who is into Trinity Seven and its content.

Well, this installment from Heaven's Lost Property will give you the chills you need from your anime. And so, we decided to rank it here on our list.

The episode talks about an indoor swimming pool where all the characters are going to have some fun. However, if you have been watching anime for long enough, you know what might happen in this situation.

The characters are going to have a great time as they spend the swimsuit time with each other. And as the episode continues, the ecchi content continues to rise and impact the audience as well.

While this anime isn't exactly known for being an ecchi harem, it does use the themes very well. The show is pretty simple in terms of its narrative.

It talks about a girl who was killed in the real world. Now, she is reincarnated as a Zombie in the same world, along with a bunch of other individuals who are classified as zombies.

Her goal is nothing but to find the person who is responsible for her death. And this is not going to be an easy task.

For starters, there are no clues. And the way things are going, finding the murderer might not be possible at all.

This Princess-specific arc of Zero no Tsukaima runs a lot longer than what you might expect.

And this is the exact reason why it is placed here. The show continues to prove its value and quality.

In this segment, the interpersonal relationships between Saito and Louise will be challenged to the core. This is how things will shape themselves for the masses.

And that's what makes the anime worthy of all your time and effort. Make sure to give it a go when you wish to enjoy some thought-provoking ecchi and harem series.

This is a To Love Ru instalment. And this one just goes on to take the ecchi incidents to the next level.

In the grand scheme of things, To Love Ru is filled with a ton of fan service scenes. And that's why it deserves its own spot.

However, when the show slides ecchi and harem in the most creative formats, it manages to impress the audience and entertain them in an unexpected way.

This is why the Motto To Love Ru is ranked so high. It continues to maintain the unique selling point of To Love Ru while ensuring that it is going to provide some important value to the audience.

High School DxD is one of the best franchises when it comes to ecchi. There is no second thought about it.

The show talks about a guy named Issei who is now the holder of the Red Dragon and has the power to destroy anyone and everyone with his extreme strength.

He is part of the Gremory peerage and his goals are quite different from what you might expect from someone of his stature.

He is interested in nothing else than building a harem for himself. And although he was pretty weak at the start, right now, he is extremely strong and has the power to protect those who love him.

This is what makes High School DxD so entertaining for harem fans.

This is the original High School DxD anime series. As we all know, High School DxD is where all the ecchi shows should learn from.

It talks about the world where Issei Hyoudou has been reincarnated after his death by Rias Gremory as a devil.

And now he is part of the Gremory Peerage. As he spends more time in this peerage, he ends up getting more and more girls around him, making him the Harem King that he always wanted to be.

This is why the show is appreciated so much by fans.

Mayo Chiki is a series that deserves some spotlight from the fandom. And that's what makes a great pick for your binge tonight.

The show talks about a guy named Kinjiro who has developed something completely unexpected. He has an extreme fear of women in his body.

And this fear goes to the point when he can't control his nosebleed. However, after a few interactions in his school, things seem to get interesting.

As he meets more and more people, he realizes that this phobia is going to cause a lot of trouble for him.

And so, one of the students decides to help him out with his fears at no cost. And that's how the show is going to entertain its audience.

High School DxD never ceases to provide some content to its audience. And that's why these specials play an important role in the overall experience of the viewers.

The show talks about Issei and his daily life with the Gremory peerage. A few important things to note here is that he is not going to have an easy time since he has the training to do.

However, considering how lenient it is for our guy to have some fun with the peerage, things might be looking up for him.

The specials focus on the same and talk about the incidents that prove how Issei is living the dream life for every male out there. And that's what makes these special episodes so notable.

Sekirei is an anime that you need to watch, in order to quench your thirst for some good ecchi and harem shows.

And let's just say that it is a lot more than just a fan service-filled episode run. The series continues to talk about the Sekirei plan and the way it is going with respect to the second stage of the battle royale.

It is during this incident that the characters are going to have a fun time together. And that's just the beginning of this installment.

Things are going to get more and more complex. And soon enough, the characters will face some of the most messed up situations that they can't imagine.

This is going to be entertaining for the audience and you can bet on that.

To Love Ru OVA is going to give you a better understanding of the complexities that lie within the narrative of the show.

It doesn't provide anything new and extraordinary to the audience. However, it continues to meet the expectations that the viewers have for the show.

And that's why the series is placed here. It goes on to prove how interesting it can be with its narrative.

And although things may not look up for anyone else, the show portrays the character interactions that are necessary for us to have an image while preparing.

This is what To Love Ru is all about. And that's why it deserves a spot on our list.

This anime will give you a new perspective on life. And that's why it is worth all your time.

It talks about a guy named Ikuto. And he had a mess up with his father. Therefore, in his hunch, he decides to take a ship and leave his family forever.

However, fortune had something else planned for him as he ended up in a predicament. His ship ends up crashing on a deserted island.

Although this may seem like a critical situation, things get interesting when Ikuto realizes that his ship has crashed on an island filled with beautiful girls. Looks like the tables have turned quite well for him.

Talking about Harem and not seeing To Love Ru is essentially impossible. This franchise holds its value when it comes to ecchi and harem shows.

And this episode specifically focuses on Lala Satalin Deviluke and her recent inventions about cats. The characters don't do anything notable enough to consider it to be the main storyline.

However, if you wish to have the entire To Love Ru series on your tongue then this is the anime for you.

Make sure to watch it if you are a hardcore fan of To Love Ru. And let's not get started on how amazing this OVA is in terms of its content and storyline.

This is why the show is placed so high on the list. Make sure to give it a go.

This story takes some interesting turns very quickly. And that's why it is placed here on our list. The show talks about a guy named Tomoki who seems to have had a specific dream for a while now.

Those around him get a bit intrigued by this and so, they decide to study him a bit. They realize that Tomoki is connected to the other world.

And that's why he is going to be a special kid. And to prove the legitimacy, an angeloid from the sky shows up out of nowhere and starts calling our guy Tomoki as master.

That's the beginning of the New World Discovery Club and its adventures that aim at finding a new world and its existence.

This specific installment from the Familiar Of Zero franchise is worthy of a lot more love and attention. And that's because the series outperforms itself with this OVA.

The show focuses on a Princess and our main cast going to help her out in her conquest. However, in the process, the relationship between them is going to get even more complicated.

The seemingly simple Familiar-Master relationship is going to get altered in the long run. And that's why the show proves its value and contents so that the audience continues to watch it.

The emotional weight of this show is what makes it worthy of all the attention it gets from the viewers.

If we talk about Harem and Ecchi going hand in hand, then there are only a handful of picks better than Monster Musume.

The show talks about a guy who is now going to have a tough time living his life as he is surrounded by a ton of Monster girls.

The problem is, despite being extremely attractive, he cannot do anything with these monster girls. Not because they are not willing to.

But because the government isn't going to permit him. And so, he needs to control himself while being next to such attractive women.

And if he fails, then things might be getting horrible for him. Therefore, this series is worthy of this spot on our list.

This show is recognized for its humor and fun. However, the story gets even more interesting with the passage of time.

The premise is very simple. Our main girl named Louise is terrible in Magic. Therefore, she is asked to summon a familiar for herself.

However, the familiar is nothing special. Instead, he is just an average man on the outside. And that's what makes the show so impressive to the audience.

On the outside, it is a story about two losers who don't seem to have anything going on for them.

However, things might get better with the passage of time. And that's why The Familiar Of Zero is an amazing pick for anyone and everyone who wishes for some good Ecchi.

This is a special episode for the Sekirei franchise. And that's just the beginning of this series. It focuses on the main cast of Sekirei and their new life in this specific episode.

While the contents of the episode remain the same, the story takes some interesting notions and puts them for the audience, to engage the masses with the word.

And that's how the series proved itself for anyone and everyone in the viewers' category. The anime is also going to pave its way to being one of the finest on our list. And you will experience that in a few minutes.

If you are heavily into ecchi anime with a ton of action involved in them then this is the series for you.

It talks about a multinational war that seems to be brewing between the characters. And that is going to change the course of everyone involved in it.

It is going to have a lot of focus on world-building. And the way this anime shapes its story for fitting the liking of those who enjoy fan service in between some rough battles is why it is placed so high on our list.

Our main boy Elen is going to have a rough time in this work as he tries to survive and make it out alive in one piece.

And there's also a bigger picture of politics that needs to be taken care of in the show.

Well, the story doesn't hesitate to take its ecchi ideas to the next level. And so, it has a ton of fan service that you might have a fun time with.

The show talks about a guy named Yuuji Aito who happens to be a manga artist. However, his nature is quite perverted and so, he will be doing anything and everything to have some shots of those panties.

And to have those shots, he decides to rely on his assistant. Yup, that's the gist of his character.

However, apart from his heavily perverted mind, he is a kind and generous man who takes care of everyone around him.

And his story is going to be the base for the rest of the anime. It's all about his life and actions that the show is placed here.

This anime is recognized for its narrative and combination of ecchi. The story talks about a guy named Arata Kasuga who is nothing more than an average guy in his town.

However, when his entire town starts to break down into pieces, he ends up using his friend's grimoire to hold it together.

Soon he realizes that if he wishes to get his town together again, he needs to make sure that he collects all the necessary information and Powers from another dimension.

And maybe in that dimension, a group of people will ask out to our boy for help. This is going to be a fun and interesting journey.

Love Hina is an interesting pick that can't be overlooked at all. And the beauty of this harem series will continue to maintain its shape as a classic.

The series talks about a guy named Keitaro who promised a girl that he will meet her when he reaches Tokyo University.

However, academic luck hasn't been on Keitaro's side and so, he can't have a chance at Tokyo University. But fate has something else in store for him.

He gets a chance to live in an all-girls dormitory. And that's going to shape his experience and his life for the rest of the journey.

That's why Love Hina is such an amazing pick for harem and ecchi in the series. It has a ton of content to follow up on.

Prepare yourself for a wild ride with High School Of The Dead – the OG of ecchi harem mixed with some zombie-slaying action!

A classic setup of a zombie apocalypse, but with a twist. A group of students finds themselves stuck in school, and when things go south, they decide it's time to make a run for it.

But wait, they aren't just running – they're packing heat! Armed with guns, they turn into a zombie-clearing squad, making space for themselves in this chaotic world.

And that's where the craziness begins! Action, ecchi moments, and a bunch of love interests all come together in this epic series. Trust me, if you haven't caught this anime wave yet, you might be kicking yourself later. It's that good!

Strike the Blood is one of the most sought-after series in all of the harem ecchi demographic. And that's why it is worthy of being a pick for our current list.

This is the final installment from the franchise, making it even more engaging and fun to watch for the audience.

Moreover, the series goes on to prove its value and quality by providing some of the best content that you can imagine altogether.

In terms of numbers, this is the 5th season of the show. And that's why it is placed here on our list. Without a doubt, an anime that you wouldn't wanna miss out on.

In a future world of advanced technology, high school student Asahi Kashiwagi experiences an uncanny encounter.

A famous AI TV fortune teller accurately predicts Asahi's day, and on his way to school, he meets Aoi Izumisawa, Bai Mongfa, Karin Istel, Amelia Irving, and Ilya Ilyukhin for the first time.

To his surprise, by the end of the day, all five confess their love to him, perfectly aligning with the fortune teller's prediction.

As if that weren't enough, Asahi learns that these individuals are actually potential candidates to be his future bride, invited to live in his home by his father.

Despite his initial hesitation, Asahi reluctantly agrees, leading to a series of lively and unexpected events that bring color to his otherwise ordinary high school life.

However, as Asahi spends more time with them, forgotten memories resurface, causing him to question whether there is a deeper connection between them beyond mere chance.