Seinen Manga Online | MangaNato

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.

The Black Swindler

Shirosagi participate in deceitful activities to acquire money, while akasagi take advantage of individuals of the opposite sex. Kurosagi, however, sets his sights on both shirosagi and akasagi. After experiencing firsthand how his family fell prey to shirosagi, Kurosagi decides to seek revenge by becoming one of them.

Star of the Falling Blossoms

Read Star of the Falling BlossomsA travelogue of two lovers journeying through life as they chase the "star" of a humanity in decline.

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.

Serial Killer Isekai Ni Oritatsu

A murderer who can't stop the urge to kill people, even though he wants to stop, is happy when his desired death sentence is carried out - only to be reincarnated into another world. The mission entrusted to him by the goddess was to kill 12 reincarnated people using his murderous impulses! Not all reincarnated people are saints! **Notes:** - With the debut of the spinoff series, it was revealed that “Hitotsubu Ichigo” (the credited author) was actually an alias of Kawamoto Homura. Starting with Volume 5, the credited author is “Kawamoto Homura”. - Won the Rakuten Kobo Ebook Award 2024 Special Award. ___ **Official English:** [emaqi - United States & Canada only!](https://emaqi.com/manga/isekai-executioner-the-serial-killer-in-another-world)

Kegareta Seichi Junrei ni Tsuite

Sand Mage of the Burnt Desert

"My name is Zeon, and my weapon is the entire desert." Earth was forcefully terraformed. The oceans evaporated, and the land turned to sand. Zeon is the sole Sandmancer of the Scorched Desert that Earth has become. The world calls him the "Sand Wraith."

Shiramine-san wa Kyou mo Kaketeru

Shizune-chan wa Kyou mo Nemurenai

The Stellar Swordmaster

The so-called "Lighthouse of the North," the prosperous trading town of Schoarra, hides a dark underbelly: seedy slums ruled by five ruthless crime bosses. When streetwise orphan Vlad finds the brothel he works for decimated by a disgraced knight, he turns to the path of the blade, pledging himself to the pursuit of power by sword. Blessed with the ability to seek wisdom from his sentient sword, Vlad embarks upon a journey of growth and peril as swordsman in service to the powerful House Vayezid.

A Wonder Boy

The manga is made of different short stories linked together by the mysterious boy with no particular name. The boy travels in different times and places, trading with different people, letting them to have a glimpse of their future or past or the secret of others, and bet to see if they can change their fate.

Kyatapi Land

Violence!!!! Shootouts!!!! Zombies!!!! Electricity!!!! An office life comedy with no straight man begins.

Older Sister's Friend

His sister's best friend, Hi-chan, wanders into the house where he and his sister live. Asahi, a nerdy high school boy, is left at the mercy of her perfect face, cuteness, and her abnormal sense of distance...?

Koisuru Asteroid

Nezumi'S First Love

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.

Now That We Draw

Tantei wa mou, Shindeiru.: The Lost Memory

Kimihiko Kimizuka, a young man who four years ago became the assistant of a mysterious detective known as "Siesta" on a hijacked airplane. Together, Kimihiko and Siesta went on mind-boggling, globe-trotting adventures while combatting a secret organization, but all of that came to an end when they were separated by Siesta's death. In the present day, Kimihiko tries to return to an ordinary, boring life as a high school student, but things are never that simple, even though the detective is already dead.

Man-nen F-Rank "Tsuuyaku" Sukiru-mochi Teihen Boukensha, Ishu-zoku no Saikyou Bishoujo-tachi to Party wo Kundesainou ni Kaikashi Musou suru

Zenon is a boy with only the useless skill [Interpreter], and he's stuck at the bottom of F rank, unable to get promoted. He's ridiculed by those around him, and he spends his days doing uninspiring jobs to earn a living. But one day, Zenon's fate takes a dramatic turn when he's selected to be a support member for a group of beautiful S-rank adventurers! What was thought to be a useless skill, [Interpreter], becomes an indispensable ability for S-rank adventurers of different races, and with the true power of the [Interpreter] skill, he can even transform the techniques and skills of the top S-rank adventurers into his own strength through [Interpreter], and Zenon's abilities improve dramatically, and he rises through the ranks. As he goes about his daily life, he starts to be relied upon for things other than interpreting... "We can't live without you!"

My Daughter's Bedroom

He had sex with his own daughter—though, of course, only in a dream. Goto, a university lecturer, had seemingly built a happy family: a beautiful wife who is a painter and lovely, talented children... But that happiness was merely a facade. During the day, he suspected his wife of infidelity, and at night, he was tormented by nightmares, gradually wearing down his mental stability. One day, Goto returned home to find his room in chaos and his daughter in tears. Convinced that his wife was to blame, Goto vows to protect his beloved family...!? A family suspense of immorality!

Motokano

N/A

Seven Sleeping Beauties