"The relationship between a detective and their assistant is not unlike romance!"
Due to his natural tendency to assist others (a "helper type" personality that makes him constantly want to lend a hand), Mitomo Tasuku had always lived in the shadows. To break out of this, he made it his life's mission to "become number one." However, at the high school he transfers to, he encounters three detective girls, who happen to be his rivals from elementary school with whom he formed a detective club together. Thus begins Tasuku's fierce battle for the top detective spot! However... these girls seem to harbor passionate feelings of a different kind...!?
Be My Assistant for Life! has finished publishing and it has 40 Chapters. It is also Known as: 一生わたしの助手でいて!, Isshou Watashi no Joshu de Ite!
Genres: School Life , Mystery , Comedy , Romance , Harem , Detective
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Top 5 Manga Like Be My Assistant for Life! (Isshou Watashi no Joshu de Ite!) [2026 List]
5. Kanojo, Okarishimasu
Kinoshita Kazuya is a regular college student who was just dumped by his girlfriend for another guy. Feeling down in the dumps, he decides to use an app called Diamond to hire Mizuhara Chizuru, a rental girlfriend, to make himself feel better. From their first meeting, she seems to be the perfect girl for him, but is there more to her than meets the eye? And how will their not quite typical relationship develop?
Rent-A-Girlfriend is currently publishing and has Chapters. It is also Known as: 彼女、お借りします, I'd like to Borrow a Girlfriend
4. Overlord
The story begins with Yggdrasil, a popular online game which is quietly shut down one day. However, the protagonist Momonga decides to not log out. Momonga is then transformed into the image of a skeleton as "the most powerful wizard." The world continues to change, with non-player characters (NPCs) begining to feel emotion. Having no parents, friends, or place in society, this ordinary young man Momonga then strives to take over the new world the game has become.
Overlord is currently publishing and has Chapters. It is also Known as: オーバーロード, Over Lord
3. Kami nomi zo Shiru Sekai
Katsuragi Keima is known on the net as the god of getting the girls while in real life he’s known as otamegane and he hates all real girls. However he is approached by Elsie, a devil from hell, to help her in catching runaway spirits that hide in people. Apparently the spirits only hide in the hearts of girls and the only way to get the souls out is by making the girl fall in love so the spirit gets forced out. And he’s not allowed to fail or he will lose his head.
The World God Only Knows has finished publishing and it has 271 Chapters. It is also Known as: 神のみぞ知るセカイ, KamiNomi, Kami nomizo Shiru Sekai, The World God Only Knows, TWGOK
2. 5-toubun no Hanayome
Fuutarou Uesugi is a poor, antisocial ace student who one day meets the rich transfer student Itsuki Nakano. They argue but when Uesugi realizes he is to be her tutor, he tries to get on better terms. While trying to do so he meets four other girls.
The Quintessential Quintuplets has finished publishing and it has 122 Chapters. It is also Known as: 五等分の花嫁, Go-toubun no Hanayome, The Five Wedded Brides, Gotoubun no Hanayome
1. Nisekoi
As a child, Raku Ichijo made a secret promise with his childhood sweetheart, keeping a pendant as a memento while his love took the key. He dreams of one day meeting his past love, but years later, reality smashes his hopes when Chitoge Kirisaki accidentally knees him in the face...
Though Raku’s a normal high schooler, his family heads the notorious yakuza gang the Shuei-Gumi faction! And he’s dragged into family affairs when he’s forced into a relationship with Chitoge, the daughter of a rival gang’s boss!
Despite their constant spats, the two somehow fool everyone with their false relationship. Raku then discovers that Chitoge has a mysterious key from her past, which she can’t remember... Plus, two other girls appear with keys as well—Kosaki Onodera and Marika Tachibana!
Caught in the midst of this love maelstrom, even more complications arise for Raku when his class decides on Romeo and Juliet as the class’s play for the school festival. Can the two false lovebirds pull off the impossible and make the play a success?
Nisekoi: False Love has finished publishing and it has 229 Chapters. It is also Known as: ニセコイ, Nisekoi
