18+ Best Anime Like Kaguya-sama wa Kokurasetai: First Kiss wa Owaranai

If you loved Kaguya-sama wa Kokurasetai: First Kiss wa Owaranai, chances are you'll really enjoy Horimiya, SPY x FAMILY and the others too. They share that same energy—whether it's the intense Comedy, Psychological, Romance, Slice of Life, or just the vibe that keeps you hooked. While you wait for the next episode to drop, it’s the perfect time to explore something new that still feels familiar. These picks aren't just similar—they're fan favorites for a reason, and they might just become your next obsession.

1. Horimiya

Synonyms: 堀与宫村, โฮริมิยะ สาวมั่นกับนายมืดมน, Хоримия

A secret life is the one thing they have in common. At school, Hori is a prim and perfect social butterfly, but the truth is she's a brash homebody. Meanwhile, under a gloomy facade, Miyamura hides a gentle heart, along with piercings and tattoos. In a chance meeting, they both reveal a side they've never shown. Could this blossom into something new? (Source: Funimation)

2. SPY x FAMILY

Synonyms: SxF, 스파이 패밀리, 间谍过家家, Семья шпиона

Everyone has a part of themselves they cannot show to anyone else. At a time when all nations of the world were involved in a fierce war of information happening behind closed doors, Ostania and Westalis had been in a state of cold war against one another for decades. The Westalis Intelligence Services' Eastern-Focused Division (WISE) sends their most talented spy, "Twilight," on a top-secret mission to investigate the movements of Donovan Desmond, the chairman of Ostania's National Unity Party, who is threatening peace efforts between the two nations. This mission is known as "Operation Strix." It consists of "putting together a family in one week in order to infiltrate social gatherings organized by the elite school that Desmond's son attends." "Twilight" takes on the identity of psychiatrist Loid Forger and starts looking for family members. But Anya, the daughter he adopts, turns out to have the ability to read people's minds, while his wife, Yor, is an assassin! With it being in each of their own interests to keep these facts hidden, they start living together while concealing their true identities from one another. World peace is now in the hands of this brand-new family as they embark on an adventure full of surprises. (Source: Crunchyroll)

3. Komi Can’t Communicate

Synonyms: Comi san ha Comyusho desu, مشكلة كومي, Komi-san wa, Comyushou desu., โฉมงามพูดไม่เก่งกับผองเพื่อนไม่เต็มเต็ง

Timid Tadano is a total wallflower, and that’s just the way he likes it. But all that changes when he finds himself alone in a classroom on the first day of high school with the legendary Komi. He quickly realizes she isn’t aloof—she’s just super awkward. Now he’s made it his mission to help her on her quest to make 100 friends! (Source: Viz Media)

4. My Teen Romantic Comedy SNAFU TOO!

Synonyms: Oregairu Zoku, Oregairu 2, 俺ガイル2, 我的青春恋爱物语果然有问题 续

The second season of Yahari Ore no Seishun Love Come wa Machigatteiru. Yahari Ore no Seishun Love Comedy wa Machigatteiru. Zoku picks up immediately after the events of the first season, continuing the adventures of the Volunteer Service Club—the dispassionate Hachiman Hikigaya, the cheerful Yui Yuigahama, and the competitive Yukino Yukinoshita—as it dedicates itself to helping any student with issues that they may face. With the rift among his own group widening, Hachiman begins to realize that his knack for quickly getting to the root of other people's troubles is a double-edged sword: sometimes the best solution is not necessarily the most appropriate one. (Source: MAL Rewrite)

5. His and Her Circumstances

Synonyms: Kare Kano, Karekano, Tales at North Hills High, Entre elle et lui

Miyazawa Yukino is the perfect student. Kind, intelligent, pretty and modest, it's unbelievable that such a person could exist. Little did everyone know Yukino's perfection was just a facade. An act to fulfill her desire for praise and admiration. Her life took a turn however, as a newcomer to their school Arima Soichiro topped the exam rankings. Arima is more than just intelligent, he's also kind, handsome and modest, an unbelievable person who can actually exist. Even worse luck, Arima found out Yukino's secret, blackmailing her to help him out. Their odd relationship soon develops into friendship and eventually into love. But can their love prevail through the many problems that come their way?

6. Science Fell in Love, So I Tried to Prove It

Synonyms: RikeKoi, 理科生坠入情网，故尝试证明。, พิสูจน์นิยามความรักด้วยหลักวิชาสายวิทย์

Yukimura Shinya, and Himuro Ayame are two scientists that want to find out if love can be solved by a scientific theory. These two scientists also have feelings for each other and want to be able to solve their true feelings through similar theoretical facts. With this perfect opportunity, these scientists will attempt to solve the theory of the love they express for each other. Note: All episodes premiered on Amazon on January 11, 2020 but aired weekly on TV.

7. The Disappearance of Haruhi Suzumiya

Synonyms: 스즈미야 하루히의 소실, La Disparition de Haruhi Suzumiya, La Scomparsa di Haruhi Suzumiya, Исчезновение Харухи Судзумии

It is mid-December, and SOS Brigade chief Haruhi Suzumiya announces that the Brigade is going to hold a Christmas party in their clubroom, with Japanese hotpot for dinner. The brigade members Kyon, Yuki Nagato, Mikuru Asahina and Itsuki Koizumi start preparing everything for the party, such as costumes and decorations. But a couple of days later, Kyon arrives at school only to find that Haruhi is missing. Not only that, but Mikuru claims she has never known Kyon before, Koizumi is also missing, and Yuki has become the sole member of the literature club. The SOS Brigade seems to have never existed, nor has Haruhi Suzumiya. No one in the school has ever heard about her... except for Kyon. (Source: Anime News Network)

8. Rascal Does Not Dream of a Knapsack Kid

Synonyms: Rascal Does Not Dream of a Knapsack Kid, Ao Buta, 青ブタ

March begins, and there is only one month left in the third term. Sakuta Azusagawa is about to celebrate the graduation of his girlfriend Mai Sakurajima. As he waits for Mai at Shichirigahama beach, an elementary school-aged girl who looks like Mai did when she was a child actress appears in front of him. While reflecting on this mysterious encounter, he receives a phone call from his father. Kaede’s mother never came to terms with what happened to Kaede. Having been hospitalized for so long, their mother finally wants to see her daughter. To fulfill their mother’s wish, Sakuta makes the decision to meet face-to-face–something they haven’t done in a long time. He’s unable to hide his nervousness about all this. Never-before-seen scars begin to appear on Sakuta’s body. Could these be warning signs of a new type of puberty syndrome? (Source: Fathom Events)

9. Rascal Does Not Dream of a Dreaming Girl

Synonyms: 青ブタ, Ao Buta , 青春猪头少年不会梦到怀梦美少女, Этот глупый свин не понимает мечту девочки-зайки. Фильм

In Fujisawa, where the skies are bright and the seas glisten, Sakuta Azusagawa is in his second year of high school. His blissful days with his girlfriend and upperclassman, Mai Sakurajima, are interrupted with the appearance of his first crush, Shouko Makinohara. For reasons unknown, he encounters two Shouko's: one in middle school and another who has become an adult. As Sakuta finds himself helplessly living with the Shouko's, the adult Shouko leads him around by the nose, causing a huge rift in his relationship with Mai. In the midst of all of this, he discovers that the middle school Shouko is suffering from a grave illness and his scar begins to throb... (Source: Aniplex USA)

10. Love, Chunibyo & Other Delusions: Take on Me

Synonyms: Miłość, gimbaza i kosmiczna faza! Za mną leć

Rikka is now a third-year student, but she still has "chuunibyou" syndrome. University entrance exams loom on the horizon, and it's spring break, and Yuuta and Rikka are together as usual. One day, Rikka's older sister Touka declares that she's going to take Rikka to Italy with her, as Touka is moving to Italy for work and she thinks they should move together as a family. Yuuta understands Touka's opinion, but thinks that at this rate he and Rikka will be separated. Shinka and the other members suggest that Yuuta and Rikka should "elope," and thus sets the stage for Yuuta and Rikka's travels throughout Japan in their escape drama. (Source: Anime News Network)

11. A Silent Voice

Synonyms: The Shape of Voice, A Voz do Silêncio, A Forma da Voz, La Forma della Voce

After transferring into a new school, a deaf girl, Shouko Nishimiya, is bullied by the popular Shouya Ishida. As Shouya continues to bully Shouko, the class turns its back on him. Shouko transfers and Shouya grows up as an outcast. Alone and depressed, the regretful Shouya finds Shouko to make amends. (Source: Eleven Arts)

12. Alya Sometimes Hides Her Feelings in Russian

Synonyms: Roshidere, ロシデレ, คุณอาเรียโต๊ะข้างๆพูดรัสเซียหวานใส่ซะหัวใจจะวาย , Иногда Аля внезапно кокетничает по-русски

Alya is a transfer student enjoying popularity at her new high school, often sporting a cold shoulder while earning high marks in class. She ignores her nerdy classmate, Kuze Masachika, except for when she blurts out a flirtatious line to him in Russian. Little does she know, Kuze understands Russian, though he pretends not to. Let’s see where this wacky love story takes them! (Source: Crunchyroll)

13. Tamako -love story-

Synonyms: Miłosna opowieść Tamako

As she edges toward the end of her high school life, the energetic but generally clueless third-year Tamako Kitashirakawa has only one major concern: pulling off a stunning baton performance at the Usagiyama Marching Festival. But all too soon, she is confronted by the reality that all her friends have big plans for their futures; she, on the other hand, just operates with the moderate goal of continuing to work at her family's restaurant. Under the same brilliant sky, Mochizou Ooji intends to study at a university in Tokyo, leaving behind his family, friends, and most importantly, his first and only love Tamako. Unfortunately, the shy admirer cannot bring himself to declare his love, and Tamako is yet unaware that she is the source of such anguish. With time quickly running out, Mochizou must confess his feelings to Tamako soon, or his dream of romance will never be fulfilled.

14. Our Last Crusade or the Rise of a New World Season 2

Synonyms: Kimisen 2, キミ戦 2

The second season of Kimi to Boku no Saigo no Senjou, Aruiwa Sekai ga Hajimaru Seisen. Iska guards Sisbell, sparking Alice's jealousy. Amid a conspiracy, can they thwart personal disputes and war? (Source: Crunchyroll News)

15. Steins;Gate The Movie – Load Region of Déjà Vu

Synonyms: None

After a year in America, Kurisu Makise returns to Akihabara and reunites with Rintarou Okabe. However, their reunion is cut short when Okabe begins to experience recurring flashes of other timelines as the consequences of his time traveling start to manifest. These side effects eventually culminate in Okabe suddenly vanishing from the world, and only the startled Kurisu has any memory of his existence. In the midst of despair, Kurisu is faced with a truly arduous choice that will test both her duty as a scientist and her loyalty as a friend: follow Okabe's advice and stay away from traveling through time to avoid the potential consequences it may have on the world lines, or ignore it to rescue the person that she cherishes most. Regardless of her decision, the path she chooses is one that will affect the past, the present, and the future.

16. Kizumonogatari Part 3: Reiketsu

Synonyms: Wound Tale 3: Cold Blood

First season of the Monogatari Series, part 4/6. Contains the arc Koyomi Vamp from the Kizumonogatari light novel. With help from Meme Oshino, the apparition specialist, Koyomi defeats the three powerful vampire hunters: Dramaturgy, Episode and Guillotinecutter. Koyomi takes back all the limbs of Kiss-Shot Acerola-Orion Heart-Under-Blade in order to become a human again. But, when he returns to Kiss-Shot, she reveals to him the cold truth of what it means to be a vampire—a creature of the night. Unable to take back what he has done, Koyomi feels nothing but regret and can only deny his dreadful fate. While Koyomi is struggling to face reality, his “friend” Tsubasa Hanekawa comes to him with a certain plan… (Source: Aniplex)

17. Makeine: Too Many Losing Heroines!

Synonyms: Toooooo Many Losing Heroines, マケイン, รักครั้งนี้มีคนนกเยอะไปมั้ย!, Makeine

Kazuhiko Nukumizu is a high school boy content to blend in with the background mob, until he witnessed his more popular classmate Anna Yanami get dumped by her childhood friend. He felt like he had to try to comfort Yanami, but this led him to become entangled with other girls who have met defeat at love?

18. The Quintessential Quintuplets Movie

Synonyms: 5-toubun no Hanayome Movie, Eiga Go-toubun no Hanayome, เจ้าสาวผมเป็นแฝดห้า The Movie

A sequel film to Go-toubun no Hanayome ∬. When five lovely young girls who hate studying hire part-time tutor Futaro, he guides not only their education but also their hearts. Time spent has brought them all closer, with feelings growing within the girls and Futaro. As they finish their third year of high school and their last school festival approaches, they set their sights on what’s next. Is there a future with one of them and Futaro? (Source: Crunchyroll)

19. The Foolish Angel Dances with the Devil

Synonyms: Stupid angel dances with the devil, Die mit dem Teufel tanzt, 愚蠢天使與惡魔共舞, Глупый ангел пляшет с демоном

Determined to protect his demon world from heavenly angels, demon Masatora Akutsu heads to earth in search of a charismatic human to rally his kin. Masquerading as a high schooler for his recruitment mission, he’s captivated by the lovely Lily Amane. But he’s in for a wild celestial surprise, because she’s his archnemesis—an angel—and she’s set on reforming his demonic ways! (Source: Crunchyroll)

If you're anything like me, once you finish something amazing like Kaguya-sama wa Kokurasetai: First Kiss wa Owaranai, you're left wondering—what now? Luckily, there’s a whole world of stories out there that give off the same energy, whether it’s the intense fights, emotional backstories, or just that feeling of being completely hooked. The titles like Horimiya, SPY x FAMILY... I’ve shared aren’t just similar—they feel right. They hit that same nerve that made Kaguya-sama wa Kokurasetai: First Kiss wa Owaranai special in the first place. Of course, everyone’s taste is different, but I really think you’ll find something here that pulls you in. And hey—if you’ve got a favorite that didn’t make the list, I’d love to hear about it. I’m always looking for my next obsession.