Manga Directory -- O

We may not know anything about that girl who\'s in the same class and has the same route to school yet— a sweet, sour, and embarrassing omnibus of three girls drawn by Toyobayashi Sakane, a \"more than youth but less than romance\" expert!!

Chapters 1

Jun 07, 2024

One More Day With Ai-chan

There's no intro for it...

Apr 28, 2025

Ore No Imouto Ga Konna Ni Kawaii Wake Ga Nai Dj - Chibineko

There's no intro for it...

ch.035

Dec 23, 2019

Orphée No Yuigon

Collection of 70s works by Takemiya Keiko. The volume contains: - Atsumaru Hi - Orphée no Yuigon - Seireki 2763-nen no Douwa - Yoru wa Chinmoku no Toki - Auf Wiedersehen - Alfalfa-kun Funtousu

Chapters 5.3

Oct 26, 2025

ON (KUROSAKI RENDOU)

A male homosexual couple cuddles and fools around in bed, while talking about their relationship.

Chapters 0

Oct 26, 2016

OHIMESAMA NAVIGATION

From MangaHelpers: Three girls are the only members of the Fortune Telling department at Sakumigaura School where they each pursue their own style of tapping into their energy to find answers. Hoshikawa Crystal uses her crystal ball while Nano Kari uses meditation and chi and Kaguyama Hime uses ancient spirits. The three are always together and help each other hone into their abilities but never forgets to have a great time. [vyc]

Chapters 1

Oct 20, 2016

ONMYOUJI NI NARU HOUHOU

A oneshot from the manga, Seimei-Onmyouji Retsuden. It's a story about a seimei and his aspiring apprentice, a young fox youkai.

Chapters 1

Oct 21, 2016

Oko-sama Lunch Identity

There's no intro for it...

Oct 05, 2024

One Point

“It’s okay if I don’t shine, I make my team the main character after winning the game.” ‘Lee Jae-Hyuk’, disappointed at the appearance of the volleyball team he faced at the same time as entering high school, “Is this the volleyball club..?” JaeHyuk decides to form his own team with ‘Do Min-hwan’, who has been with him since childhood, and ‘Kim Dan-woo’, who has grown tired of the volleyball team’s bad behavior. Individual team members start to gather one by one, and different friends gather.

Chapters 1

Apr 06, 2023

Odd And Kind

An anthology of self-contained science fiction tales, each shining a light on different lives — on Earth, in space, across the present and the future — capturing the delicate shifts of human emotion. It all begins with Episode 1, a remake of Welcome Back to the Day After Tomorrow’s Future, the award-winning debut by Kae Hashimoto (76th Chiba Tetsuya Prize), which captured hearts on X with over 250,000 likes. This SF omnibus delivers stories that are at once strange and heartwarming — Odd and Kind.

Chapters 2.1

Sep 06, 2025

Ookami To Revolver

The protagonist is Oto, a young police woman. Around the village of Blume, where she lives, werewolves have started to appear, blending in with the village people. One day, Oto follows some village children into the forest, and unluckily, she encounters a werewolf. Just as the werewolf attacks her, another werewolf suddenly appears and saves her life. That werewolf apparently knows her somehow... (Source: Natalie.mu, translated)

Chapters 5

Jan 05, 2025

Oda Nobunaga Ni Hyouisareta Akuyaku Reijou Wa Tenka Touitsu Shitakunai!

Risha, an extremely shy young woman, is falsely accused of injuring Tokia, a countess, at a party one day. However, this was a trap by Tokia to gain control of her family\'s land. Risha is framed as a villainous daughter, and as punishment for injuring Tokia, she is placed under house arrest in a stable. While she is burned by Tokia\'s friends and has no way to escape, Nobunaga Oda comes to possess her. The birth of a great impudent young lady!

Chapters 1

Dec 19, 2025

Oshikoi Capriccio

Mitsuha Himekawa, a second-year high school student, secretly loves BL with her best friend Rui Mashima, and spends her days fantasizing about her male classmates. One day, one of her observation targets, Shou Kagamiya, tells her, “Mitsuha, you like Rui Mashima, don\'t you?” and Mitsuha is shocked. A chaotic love triangle (?) woven by a BL-loving girl (gal) and a yuri-loving guy (handsome)!

Chapters 1

Apr 18, 2026

Otaku-kun Tte Konna Shumi Attan Da…

There's no intro for it...

Chapters 1

Aug 24, 2025

OSSAN TO SHOUJO MATOME

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Chapters 0

Oct 24, 2016

OpeKan

Inside the Surgery Room it is always very dramatic! Hayashi Akiko, 22 year old single! Searching for highly praised in dramas cool surgeon boyfriend became a nurse♡ To become a popular woman, she applied for a job as an Surgeon Nurse (shortly OpeKan)! But in reality working in a hospital is way different that in dramas! It's very rigorous and cruel place... The bittersweet struggles of a clumsy nurse in the surgery room!

Ch. 4 Case 4

Feb 25, 2021

One Surveyor's Role

The lone surveyor makes a friend. [Alt. Raw](https://twitter.com/comic_gift_web/status/1445706880467103751)

Jan 28, 2023

Oresama No Yome Ni Nare!

There's no intro for it...

Ch.004

Sep 06, 2024

O Feriadao

Zeca, após ser demitido, chega em casa e se depara com uma cena inesperada: Sua esposa o traindo. Desolado e à beira de situações tão cômicas quanto desesperadoras, descobre poderes ocultos advindos do adultério anterior que fazem sua vida mudar completamente.

Vol. 1 Ch. 1

Jun 02, 2020

OOKAMI TO HITSUJI

Kouta turned his back on his powers when he realized how different he was. Then one day he meets someone who loves magic...

Chapters 1

Oct 31, 2016

OKASHI NA FUTARI (OKAUE AI)

From Summer Rain: Akamatsu Taichi aims to be a shoujo mangaka. Despite being the heir to a large enterprise, he moves out and begins to live alone in a run-down apartment. One day, Taichi was asked for help by a girl who lives in the next room - a girl named "Midori". A scramble of friendship and love - a sweet romantic comedy!

Chapters 1

Oct 24, 2016

Otoko No Ko To Natsu No Junbi

A crossdressing boy\'s preperation for summer together with his friend.

Jul 15, 2025

OYAYUBIHIME INFINITY

Long ago, a group of friends banded together—and now the whole gang has been reincarnated in the present day. Each has a reminder of the past: a butterfly-shaped birthmark on their thumbs. When the marks touch, they catch a glimpse of their shared past, though what they see doesn't always match. Tsubame insists that he and Kanoko are fated to be together. By the time Kanoko finds out it's not true, it's too late: she's already fallen for him. The "butterfly" friends must reconcile their ties to the past with their present desire for fun and romance!

Chapters 0

Oct 23, 2016

Oni

1. Oni: 2889-nen no Hanran Story that recreates the origin of the Oni in ancient Japan. 2. Kyuuketsuki-gari 3. Susumu-chan Dai-shock

Oneshot

Jul 05, 2020

ONAJIKAERA DE DEKITE IRU

This is the peaceful surburban city of Yotsuba. In an apartment where local students gather, uniquely individual residents get in an uproar over something, and in a drag bar in a corner of the shopping district, customers with problems approach Mama* for love advice. Poor student Asahi, saving up on apartment rent, has accepted Ootsuka's proposal: if he gets along with his lover Tsukimi, who lives in the floor above, his debt will be forgiven -- however ... !? Passionate conflict unfolds between boys at a certain corner of the city, day and night. A great compilation of funny, painful, happy stories, including pictures specifically drawn for the occasion.

Chapters 1

Oct 31, 2016

ORTHOROS

There's no intro for it...

Chapters 0

Oct 20, 2016

On A Rainy Day

There's no intro for it...

Apr 03, 2023

Ookiku Furikabutte - Choco Mint (Doujinshi)

Pairing: Oda x Kanou

Ookiku Furikabutte Choco Mint (Doujinshi) Oneshot

Nov 11, 2020

Oideyo! Magicado Shoten

Madoka et al. working in a bookstore? More likely than you\'d think! And their manager, Kyuubey, mistreats his employees while bootlicking his superiors (from Head Office)? Treat yourself to this light-hearted comedy with Madoka and friends hard at work in Magicado Bookstores!

Chapters 2

Jun 05, 2022

OUGON NO SUIKENSHI

Jizano Chiko, Master of Drunken Fist, fights against evil while looking for a toilet?!?

Chapters 1

Oct 24, 2016

Ore No Sora - The Detective Saga

(from ebookjapan): Ippei Yasuda, heir to the Yasuda Zaibatsu, is back as a detective! Despite being a rookie, Ippei takes on cases head-on, but is confronted by the unreasonable crimes of those in power. Will Ippei be able to maintain his manly justice?

Chapters 3

Jan 22, 2025

Otoriyose-shimasshi!

Himari, a designer who works from home, enjoys ordering various delicious gourmet food ♪ In a world where working from home has become more and more common, come along and join as she orders delicious and delectable food!

Chapters 1

Dec 01, 2024

One Piece Romance Dawn V.1

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Jul 30, 2025

OWARINAKI GOGO

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Chapters 0

Oct 21, 2016

ONE PLUS ONE (FUJISAKI MAO)

From Lovers Dream: It's about a girl who falls in love with her little brother. She thinks it's bad, but the two of them learn that they are not related by blood. Mei and Takeru are twins who have a very close, if slightly flirty, relationship, and are quite popular within the school. Their relationship is both a source of amusement and dismay to both the male and female school population, especially with Mei, whose massive brother complex keeps her oblivious to serious confessions from other males. Their relationship becomes even more complicated, however, when the two of them learn that they are not related by blood.

Chapter 4: The Day Came

Sep 10, 2020

Okuranai Messēji

I can\'t send it, but I end up writing down my feelings of \"love\"

Aug 20, 2025

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