School Manga Online | MangaKakalot

I'm Mediocre ♂, but I'm Loved in a Different World

Heibon na Ore :male_sign: may seem ordinary, but in Isekai de Dekiai saretemasu, he finds himself falling in love in various alternate worlds. This collection of one-shot boys-love stories features men who have been reincarnated in different realms.

Book of Yaoguai

Magical monsters known as yaoguai, such as the enchanting and lighthearted vixen, and the dryad who increases her strength by draining male energy, are plentiful in the world. As the ongoing conflict between these creatures and the Taoists fighting against them continues, how will Xi Feng, a kind-hearted and virtuous youth, achieve worldwide peace?

Rent-A-Girlfriend

Kazuya Kinoshita is left heartbroken after his girlfriend breaks up with him. To fill the void, he turns to a mobile app to rent a girlfriend. Upon meeting Chizuru Mizuhara, he is instantly drawn to her amazing personality and striking looks. Despite their wonderful first date, Kazuya is conflicted because of the mixed opinions he hears about her and his own emotional turmoil from his previous relationship. Ultimately, he gives her a negative review and accuses her of toying with men's emotions. Chizuru, angry with his disrespect, reveals her true character as a strong-willed, fiery individual. As Kazuya is dealing with this drama, he receives news that his grandmother is in the hospital. Worried that she will be disappointed he doesn't have a girlfriend, he brings Chizuru with him. Even though the hospital visit turns out to be a false alarm, Kazuya's grandmother is extremely pleased that he's found a serious girlfriend. In order to keep up the charade, Kazuya and Chizuru decide to fake their relationship.

I Got Married to the Girl I Hate Most in Class

High school student Saito Houjo has married his rival Akane Sakuramori, and despite their frequent conflicts, the couple is enthusiastic about starting their exciting journey as newlyweds.

Kouhai-kun wa Amayakashitai

My Neighbor Seki

In class, next to Yokoi is a boy named Seki-kun who is constantly occupied with activities at his desk. He has a knack for playing elaborate games unnoticed by the teacher. With games ranging from dominos to shogi, go, mecha models, and even playing with cats, he always has something new up his sleeve. Yokoi hesitantly gets intrigued by his games, but unfortunately, they tend to land her in trouble with the teacher.

Even a Replica Falls in Love

On days when she is sick, on days when she has a tedious day job, on days when she has regular tests. On days when she is too lazy to go to school, I am called upon. I am a convenient substitute for the body of a girl named Sonao Aikawa, and that is me. I may look exactly the same, but my personality is a little different. I can't go out freely, I can't even make plans for tomorrow, I am a replica whose mission is to work for the original. I was supposed to be a replica, but I fell in love. A very pure and slightly mysterious "love story" that takes place in a town by the sea.

Alice, Doko made mo

Alice seems perfect—she's beautiful, athletic, and popular. But when it comes to academics, she struggles to keep up and often fumbles with words. One day, a comment from her brilliant yet aloof classmate, Rui, sparks something in her, pushing her to chase her dream. Winner of Manga Taisho Awards 2025.

Sibijisonyeo

In the race to determine the Zodiac gods, Nina the cat ranked 13th and failed to be chosen. Because of Nina, the Zodiac race begins again for the first time in thousands of years, and the Twelve Gods descend into the world. A seductive and lovely, full-fledged superpower fantasy girl action story!!

Masamune-kun’s Revenge: After School

The upcoming manga will feature "after stories" centered around various characters such as Masamune, Aki, and Yoshino.

Lady Chef Royale

Sena is transported to a different world where she is shunned as the unloved child of a rich family. She takes comfort in her favorite restaurant, where she develops advanced cooking skills. Adopting the name Senianna, she uses her talent and sharp taste buds to overcome challenges and reclaim her place in the kitchen, ultimately achieving the distinguished Chef Royale title. Will her delicious cuisine and exceptional abilities defeat her rivals and win her love and respect?

Shiramine-san wa Kyou mo Kaketeru

Bluer Than Love

Takamine, who can't find anything she likes, and Sakura, who loves books. The two girls meet by chance and spend their after-school hours together. Are they friends? Or is it a nameless relationship spun between the two girls?

Thinking Zombie

A group of boys and girls escape to the rooftop of a school overrun by zombies. What must they do to survive? With death looming and pushed to their limits, what answer will they find? A unique school zombie panic story begins!

Rumic World Trilogy

A compilation of previous short stories written by Rumiko Takahashi.

Class of Brains

All of his classmates, including his best friend and his crush, have been reduced to nothing more than brains. An alien who calls herself A-sensei informs the protagonist, Satoki Tsutsuno, that to protect the earth, they must use their collective brains. With Tsutsuno being the only one left in his class, what trials await him and his classmates...? A shocking and suspenseful story of collective brain warfare.

Houkago Instant XXX

Surikomi!

The ecchi comedy manga centers on Kenta, who is instilled with sensual memories during the summer of his fifth year in elementary. Now a high school student, he ends up living with the person he has been fantasizing.

Promise of 12cm with Cool Girl

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Days with My Stepsister

After his father remarried, Yuuta Asamura found himself with a new stepsister, the stunningly beautiful Saki Ayase. In an ironic twist, Saki also happens to be the most sought-after girl at their school. However, due to their parents' past relationships, the pair decided to keep a safe distance from each other instead of getting too close or becoming rivals. Saki, who had always taken care of her family alone, struggled with relying on others, while Yuuta found it difficult to figure out the appropriate way to treat her. As they lived together, they gradually adapted to each other's presence and began to find comfort in each other's company as equals. Over time, they transformed from strangers to acquaintances, and who knows, maybe their relationship could even turn toward love someday.

Onimai: I'M Now Your Sister!

Mahiro Oyama was an ordinary guy who had an interest in erotic games. However, his life took a sudden turn when he woke up as a female one morning. His younger sister Mihari had used him in one of her scientific experiments, which had a catastrophic effect on Mahiro. Despite his desire to return to his previous lifestyle of playing games and remaining indoors, Mihari was determined to study him, and things were bound to get even more bizarre from here on out.

Ruridragon

Ruri faces typical issues like incessant classmates and irritating teachers, but she also finds herself waking up one day with unexpected dragon horns!

Sasha-chan to Classmate Otaku-kun

Tonagura!

During their childhood, Hatsune and Kazuki Arisaka, and Yuuji and Marie Kagura grew up as neighbors, living in close proximity that they could easily get onto each other's second floor verandas. The quartet enjoyed each other's company, engaging in different fun activities, until the Kaguras had to move to a different place. After a decade, the Kagura siblings are coming back, but it seems like Yuuji has turned into a pervert and Marie is no longer the crying baby she once was!