Top Mature Manga Series – Must-Read Mature Manga Online Collection

Blood Rain

Chapter 54

455,683

As the country’s foreign gangs expand their businesses with an influx of funds, the National Intelligence Service counters by planning to take control, using another gang. It’s a plan putting policeman Kang Hyuk undercover in a gang war to capture all those involved. But the plan is falling apart… a Tong and Dokgo crossover. Min and Baek Seung Hoon’s latest work!

If You Don't Date, You Die!

Chapter 36

277

After a string of disastrous relationships with nothing but “losers,” Moon Joo-kyung becomes a workaholic in her 30s who has completely given up on love and dating. Then one day, by pure chance, she is struck with a curse that makes her “fall in love instantly.” A horrifying curse that forces her to confess to anyone she finds attractive on the spot. If she refuses to fall in love, the penalty is death. Can Joo-kyung survive this curse? If you don’t date, you die. (Literally.) Original Webtoon: <a href="https://comic.naver.com/webtoon/list?titleId=846662" target="_blank" rel="noopener noreferrer">Naver Webtoon</a>, <a href="https://series.naver.com/comic/detail.series?productNo=13633976" target="_blank" rel="noopener noreferrer">Naver Series</a>

Cross-Color Point

Chapter 12

380

Kang Tae-seo drifts from one part-time job to another to pay off the debt his father left behind. Trapped in the swamp of poverty slowly engulfing him, Tae-seo thinks of a man. The son of South Korea's most successful chaebol family. And Lee Seo-hyun, his first love from high school. One day, while living with the sole consolation that his younger sister Min-seo—who was smarter than him—was doing well in college, Tae-seo felt hopeless upon receiving a notice from a loan shark that they would raise interest rates. He sends a text message to a number that might no longer exist. [Lend me some money.] <a href="https://www.mrblue.com/webtoon/wt_000078474" target="_blank" rel="noopener noreferrer">Original Webtoon</a>

Gisaengchan

Chapter 9

706

To return to my easy, freeloader lifestyle, I have to sleep with the pig-like man next door? Original Webtoon: KakaoPage, Daum

I'll Give You the Most Rotten One

Chapter 104

225

Ten years of relationship go down the drain when Haeru discovers that her loving boyfriend, Se-o, spent the night with another woman. What begins as a series of small misunderstandings snowballs into something much bigger as the college sweethearts wade through love, temptation, and workplace drama. Well, what better way to get back at her cheating boyfriend than to take the most rotten revenge ever? Original Webtoon: <a href="https://comic.naver.com/webtoon/list?titleId=821814" target="_blank" rel="noopener noreferrer">Naver Webtoon</a>, <a href="https://series.naver.com/comic/detail.series?productNo=10766371" target="_blank" rel="noopener noreferrer">Naver Series</a> Official Translations: <a href="https://www.webtoons.com/en/romance/ill-give-you-the-most-rotten-one/list?title_no=6538" target="_blank" rel="noopener noreferrer">English</a>, <a href="https://www.webtoons.com/id/romance/ill-give-you-the-most-rotten-one/list?title_no=6354" target="_blank" rel="noopener noreferrer">Indonesian</a>, <a href="https://www.webtoons.com/zh-hant/romance/give-you-the-most-rotten-one/list?title_no=6333" target="_blank" rel="noopener noreferrer">T.Chinese</a>, <a href="https://www.webtoons.com/th/romance/ill-give-you-the-most-rotten-one/list?title_no=6515" target="_blank" rel="noopener noreferrer">Thai</a>, <a href="https://www.webtoons.com/fr/romance/ill-give-you-the-most-rotten-one/list?title_no=6712" target="_blank" rel="noopener noreferrer">French</a>, <a href="https://manga.line.me/product/periodic?id=Z0003494" target="_blank" rel="noopener noreferrer">Japanese</a>, <a href="https://www.dongmanmanhua.cn/METROPOLIS/bianzhiaiqing/list?title_no=2744" target="_blank" rel="noopener noreferrer">S.Chinese</a>

Tasogare no Ethos

Chapter 10

884,523

Young and beautiful teacher, Yuusei Makoto, is a hidden pervert with a voluptuous body. Despite her alluring attributes, she finds herself unable to use them and spends her days in frustration. However, as she gets caught up in the lascivious events triggered by her students and colleagues, her own reason begins to deteriorate!? ___ Prequel to [Rakujitsu no Pathos](https://mangadex.org/title/8a1ca2e4-d83b-4ce6-a074-4102231bebb5/rakujitsu-no-pathos) where we see the main character's background and get to understand how things came to be...

Beasts Of Desire

Chapter 54

443,306

Power. Pleasure. Both can drive one’s humanity to its extremes. So when Jin Hyeon-jin, president of the prestigious Jinhwa Company, is suddenly found dead, his son Sihyeon can’t help but to question everyone around him. Most suspicious of all is Kang Seung-tae, a recent external hire who is shrouded in mystery; yet this cold and calculating figure may be Sihyeon’s only hope for discovering what really happened on that fateful night. And so, he proposes a deal…he will help Seung-tae become the successor to Jinhwa if the latter is able to get to the bottom of his father’s fateful demise. But words alone will not be enough to convince the enigmatic-yet-carnal Kang, who desires more: “You. Your life. Your everything. That is what you bring to the table.” Original Webtoon: <a href="https://lezhin.com/ko/comic/desired_beasts" target="_blank" rel="noopener noreferrer">Lezhin</a>, <a href="https://www.bomtoon.com/detail/desired_beasts" target="_blank" rel="noopener noreferrer">Bomtoon</a> Official Translations: <a href="https://www.lezhinus.com/en/comic/beasts_desire" target="_blank" rel="noopener noreferrer">English (Uncensored)</a>, <a href="https://www.lezhinfr.com/detail/bt_1110726" target="_blank" rel="noopener noreferrer">French</a>, <a href="https://www.lezhin.es/detail/dominio" target="_blank" rel="noopener noreferrer">Spanish</a>, <a href="https://bomtoon.tw/detail/beast_area" target="_blank" rel="noopener noreferrer">T.Chinese</a>, <a href="https://www.lezhinde.com/detail/dbd_00273" target="_blank" rel="noopener noreferrer">German</a>, <a href="https://www.beltoon.jp/detail/kinjyu" target="_blank" rel="noopener noreferrer">Japanese</a>, <a href="https://www.lezhinth.com/detail/beast_area" target="_blank" rel="noopener noreferrer">Thai</a> Note: All official translations are uncensored, except for German and Japanese.

A Yuri Story About How My Classmate Whose Only Good Trait is Her Excessively Pretty Face Comes at Me Relentlessly

Chapter 14.1

411

Ritsu Kaidou, a member of the top social caste at school, had a boyfriend—not out of love, but because it was what everyone expected. As their one-year anniversary approached, the moment finally came for their first kiss... But just then, Tsuzuru Yarai, a quiet classmate, happened to witness it all—!?

Study Buddies

Chapter 107

712

Nathan ends up living with his two childhood friends after his dad asks one of them to tutor him for his college entrance exam. [Original Webtoon](https://toomics.com/click/intro?cno=8213&pid=conist) **Official Translations:** [English](https://toomics.com/en/webtoon/episode/toon/7616), [S.Chinese](https://toomics.com/sc/webtoon/episode/toon/7616), [T.Chinese](https://toomics.com/tc/webtoon/episode/toon/7616), [Spanish (LA)](https://toomics.com/mx/webtoon/episode/toon/7616), [Italian](https://toomics.com/it/webtoon/episode/toon/7616), [Spanish (ES)](https://toomics.com/es/webtoon/episode/toon/7616), [B.Portuguese](https://toomics.com/por/webtoon/episode/toon/7616), [French](https://toomics.com/fr/webtoon/episode/toon/7616), [German](https://toomics.com/de/webtoon/episode/toon/7616), [Japanese](https://toomics.com/ja/webtoon/episode/toon/7616) Thai: [Toomics](https://toomics.com/th/webtoon/episode/toon/7616), [Lezhin](https://www.lezhinth.com/detail/thwt_4136)

Draco knight Commander

Chapter 105

479

The moment he was about to die, Axel was transported to another world where he is the long-awaited half-dragon.

Slutification

Chapter 22

649

Sydney was on a college club trip to a rural village when a mysterious power transformed him into a woman. Determined to turn back, he soon finds himself helplessly addicted to the overwhelming pleasure of his new female body. Original Webtoon: <a href="https://www.bomtoon.com/detail/Slutification" target="_blank" rel="noopener noreferrer">Bomtoon</a>, <a href="https://www.lezhin.com/ko/comic/amkeot_tarak" target="_blank" rel="noopener noreferrer">Lezhin</a> Official English: <a href="https://daycomics.com/content/103675" target="_blank" rel="noopener noreferrer">DAYcomics</a>, <a href="https://global.toptoon.com/content/103675" target="_blank" rel="noopener noreferrer">Toptoon</a>

U12

Chapter 35

24,355

12 girls are imprisoned in a mysterious prison.Fighting their way through this unjust and abnormal conditiions, these girls have begun a life and death struggle.A harrowing little girl prison escape survival!!

The Child You Abandoned

Chapter 41

252

Original Webtoon: R19: <a href="https://series.naver.com/comic/detail.series?productNo=13311192" target="_blank" rel="noopener noreferrer">Naver Series</a> R15: <a href="https://series.naver.com/comic/detail.series?productNo=13311155" target="_blank" rel="noopener noreferrer">Naver Series</a>

Yeouijuram

Chapter 12

456

Kim Jae-un, a man who has always been dogged by terrible luck. On his birthday, just like any other day, he’s plagued by misfortune when he’s suddenly told that “the CEO” is looking for him. Mesmerized, he follows Yeong-yeong without question. The place he’s led to holds a man far too young and strikingly handsome to be a CEO, sitting on a bed. The man calls Jae-un “Yeouiju” (the wish-granting jewel of the dragon) and begins strangling him, squeezing his throat as though wringing out invisible power. Facing the terror of death, Kim Jae-un instinctively starts to “reject” the Imugi Sagi-hwan. The hand that had roughly seized him is flung away by the power of the Yeouiju. Humiliated, Sagi-hwan tries to kill Jae-un, only for Yeong-yeong to step in and stop him… Original Webtoon: <a href="https://ridibooks.com/books/4928003377" target="_blank" rel="noopener noreferrer">RIDI</a>, <a href="https://series.naver.com/comic/detail.series?productNo=12203734" target="_blank" rel="noopener noreferrer">Naver Series</a>, <a href="https://www.bomtoon.com/detail/dragonorb" target="_blank" rel="noopener noreferrer">Bomtoon</a>, <a href="https://www.lezhin.com/ko/comic/dragonbead" target="_blank" rel="noopener noreferrer">Lezhin</a>, <a href="https://www.bookcube.com/toon/detail.asp?webtoon_num=250079" target="_blank" rel="noopener noreferrer">BookCube</a>, <a href="https://page.kakao.com/content/66035671" target="_blank" rel="noopener noreferrer">KakaoPage</a> Official Translations: <a href="https://manga.bilibili.com/detail/mc39699" target="_blank" rel="noopener noreferrer">S.Chinese</a> ##### NOTE: This series does not contain any overly explicit sexual scenes as it's rated R15, it does however contain scenes with blood, gore and the depictions of death.

Between Two Men’s Secretary

Chapter 45

786

Original Webtoon: <a href="https://comic.naver.com/webtoon/list?titleId=845221" target="_blank" rel="noopener noreferrer">Naver Webtoon</a>, <a href="https://series.naver.com/comic/detail.series?productNo=13439322" target="_blank" rel="noopener noreferrer">Naver Series</a>

Elective Class: Intimate Practice

Chapter 31

355

“If you don’t believe me, why don’t you touch it yourself?” That was the provocative joke Hee-young, Junhyeong’s female club friend, threw at him, a freshman with no dating experience. What started as a teasingly suggestive conversation quickly turns into dangerous tension, and an irresistible attraction leads the two into an increasingly risky relationship. They may look like innocent college students on the outside, but the moment the door closes, they crave each other more fiercely and passionately than anyone else. <a href="https://www.mrblue.com/webtoon/wt_000076886" target="_blank" rel="noopener noreferrer">Original Webtoon</a>

One Night Isn’t Enough for the Executive Director

Chapter 36

280

Original Novel: <a href="https://series.naver.com/novel/detail.series?productNo=10998051" target="_blank" rel="noopener noreferrer">Chapters</a>, <a href="https://series.naver.com/novel/detail.series?productNo=12804209" target="_blank" rel="noopener noreferrer">Volumes</a> Original Webtoon: <a href="https://comic.naver.com/webtoon/list?titleId=846875" target="_blank" rel="noopener noreferrer">Naver Webtoon</a>, <a href="https://series.naver.com/comic/detail.series?productNo=13640209" target="_blank" rel="noopener noreferrer">Naver Series</a>

Magical Girl Wife

Chapter 22

462

Ordinary married woman by day, magical girl by night? Taegon is indifferent to his perfect wife, ‘Sora’. Anyone would see her as an ideal woman, but because he loves the magical girl ‘Pink Lumina’, he neglects her. However, one day, he discovers Lumina’s true identity... “My wife… is a magical girl?!”

Obsession

Chapter 22

720

An obsession born of love—is it merely obsession, or is it salvation? Han Jin-sung realizes his true feelings only after cruelly rejecting Lee Eun-jae, who once confessed her love to him. Foolishly, he becomes madly obsessed with Eun-jae after she leaves, but her pure, devoted unrequited love has already withered, replaced only by his own immature one-sided passion. With no room for pity, the man is ultimately abandoned by the woman. Original Novel: <a href="https://series.naver.com/novel/detail.series?productNo=12030786" target="_blank" rel="noopener noreferrer">Chapters</a>, <a href="https://series.naver.com/novel/detail.series?productNo=13228176" target="_blank" rel="noopener noreferrer">Volumes</a> Original Webtoon: <a href="https://series.naver.com/comic/detail.series?productNo=13995492" target="_blank" rel="noopener noreferrer">Naver Series</a>

Pregnancy Contract With My Boss

Chapter 8

823

“Bear my husband’s child.” The wife of the boss she served asked her to bear her husband’s child. “Ji Ye-won, you need the money, don’t you?” Ye-won swallowed her bewilderment. Her widowed mother had been diagnosed with an incurable disease. Even if she poured in her entire annual salary, she couldn't afford the treatment costs. Ye-won was being consumed daily by the weight of money. “I’ll do it. I’ll bear the Executive Director’s child.” Ye-won bowed deeply to Choi Seol-young. In her bag was a thick envelope; Ye-won had just traded her life, her pride, and everything else for that single envelope. Original Webtoon: <a href="https://series.naver.com/comic/detail.series?productNo=14048887" target="_blank" rel="noopener noreferrer">Naver Series</a>, <a href="https://ridibooks.com/books/5285002412" target="_blank" rel="noopener noreferrer">RIDI</a>, <a href="https://www.bomtoon.com/detail/metatoon122" target="_blank" rel="noopener noreferrer">Bomtoon</a>, <a href="https://www.lezhin.com/ko/comic/pregnant_boss" target="_blank" rel="noopener noreferrer">Lezhin</a>, <a href="https://www.mrblue.com/webtoon/wt_000078517" target="_blank" rel="noopener noreferrer">MrBlue</a>

The Seventh Client

Chapter 20

185

Young detective Max is hired to investigate the death of a gambler that no one else pays attention to. The client identifies the gambler's wife, Jane, as a suspect. Max is torn between suspicion and attraction toward her. Is Jane innocent, or a murderer? “Remember this first: I don’t lie.” Original Webtoon: <a href="https://comic.naver.com/webtoon/list?titleId=850210" target="_blank" rel="noopener noreferrer">Naver Webtoon</a>, <a href="https://series.naver.com/comic/detail.series?productNo=14102285" target="_blank" rel="noopener noreferrer">Naver Series</a>

Crazy Oppa

Chapter 19

447

“Gong Jian. You make me a crazy bastard.” They were once almost siblings. There was a time when Gong Jian truly thought of Cha Do-kyung as her ‘brother.’ Their parents' remarriage fell through, making them strangers, but... what kind of fool would fall for a man who was briefly her brother? A cold and mean man who loathed even the idea of accepting her as family. “I want to sleep with you, Oppa.” His dangerous gaze binds her. “So, Jian. Think about how hard I’m trying right now. How much I’m holding back just so I don’t break you. Understand?” I want to have him—this man who has gone mad because of me. Original Webtoon: <a href="https://series.naver.com/comic/detail.series?productNo=13955381" target="_blank" rel="noopener noreferrer">Naver Series</a>

Back Alley Blues

Chapter 33

761

<a href="https://series.naver.com/comic/detail.series?productNo=13293092" target="_blank" rel="noopener noreferrer">Original Webtoon</a>

Isekai Slave Master

Chapter 33

697

"From now on, the job you will be performing is to attend to me in my bedchamber at night." Noyejoo (노예주), an Alpha university student, is somehow transported to another world (Isekai). Mistaken immediately for a slave, he is quickly sold off to a beautiful, elegant young master. However, the job he is expected to perform is not domestic service—it is night service (밤일)...! Meanwhile, the true identity of this young master is deeply suspicious... A powerful Alpha is stripped of his status and forced into a nightly servitude with a master whose intentions—and identity—are shrouded in mystery.

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