Manga by Initial Alphabetic:O

One Piece

Genre: Action ; Adventure ; Comedy ; Drama ; Fantasy ; Shounen
View: 101,187,167 views
Author: Oda Eiichiro

Chapter 1016 Jun 11, 08:32
Chapter 1015 Jun 04, 10:00

Onepunch-Man

Genre: Action ; Comedy ; Fantasy ; Mature ; Mystery ; Psychological ;...
View: 83,249,347 views
Author: One Murata Yuusuke

Chapter 147 Jun 14, 23:00
Chapter 146 Jun 14, 23:00

Other World Warrior

Genre: Action ; Adventure ; Comedy ; Drama ; Fantasy ; Shounen
View: 31,357,563 views
Author: Keum Ho

Chapter 156 2 days ago
Chapter 155 May 09, 20:37

Overgeared

Genre: Action ; Adventure ; Fantasy
View: 26,551,541 views
Author: Dong Wook Lee

Chapter 83 Jun 14, 08:00
Chapter 82 Jun 07, 10:00

Omniscient Reader’S Viewpoint

Genre: Action ; Adventure ; Fantasy ; Webtoons
View: 25,179,420 views
Author: Sing Shong

Chapter 59 Jun 11, 18:00
Chapter 58 Jun 06, 18:30

Ore Dake Haireru Kakushi Dungeon: Kossori Kitaete Sekai Saikyou

Genre: Action ; Adventure ; Ecchi ; Fantasy ; Harem ; Shounen
View: 17,045,584 views
Author: Seto Meguru Note Takehana

Chapter 55 14 hours ago
Chapter 54 14 hours ago

Overlord

Genre: Action ; Adventure ; Comedy ; Drama ; Fantasy ; Harem ;...
View: 16,884,161 views
Author: Maruyama Kugane Miyama Fugin

Chapter 64 Jun 01, 11:00
Chapter 63 May 17, 06:33

Onepunch-Man (One)

Genre: Action ; Adult ; Comedy ; Doujinshi ; Sci fi ; Seinen...
View: 15,821,503 views
Author: One

Chapter 140 May 10, 14:02
Chapter 139 May 10, 14:02

Out (Makoto Mizuta)

Genre: Action ; Adult ; Adventure ; Ecchi ; Seinen ; Slice of...
View: 15,624,466 views
Author: Tatsuya Iguchi Makoto Mizuta

Chapter 184 May 09, 15:05
Chapter 183 May 09, 15:05

Ore No Ie Ga Maryoku Spot Datta Ken – Sundeiru Dake De Sekai Saikyou

Genre: Action ; Adult ; Comedy ; Ecchi ; Fantasy ; Harem ;...
View: 15,198,231 views
Author: My House Is A Magic Power Spot 俺の家が魔力スポットだった件~住んでいるだけで世界最強~

Chapter 79 May 17, 05:01
Chapter 78 May 10, 15:58

Overgeared (Team Argo)

Genre: Action ; Adventure ; Fantasy ; Shounen ; Webtoons ; Manhwa
View: 15,098,424 views
Author: Dong Wook Lee Team Argo

Chapter 84 4 hours ago
Chapter 83 4 hours ago

Ore No Genjitsu Wa Ren'ai Game?? Ka To Omottara Inochigake No Game Datta

Genre: Drama ; Ecchi ; Mature ; Mystery ; Psychological ; Shounen ;...
View: 13,684,438 views
Author: Pon Jea Waruiotoko Nashyu

Chapter 45 May 25, 20:30
Chapter 44 May 10, 06:50

Oversimplified Scp

Genre: Horror ; Martial arts ; Psychological ; Sci fi ; Supernatural
View: 12,763,740 views
Author: Scp Foundation Writers 松(A・typecorp.)

Chapter 162 May 09, 15:49
Chapter 161 May 09, 15:49

Otome Game No Hametsu Flag Shika Nai Akuyaku Reijou Ni Tensei Shite Shimatta...

Genre: Comedy ; Fantasy ; Harem ; Romance ; Shoujo ; Slice of...
View: 10,348,058 views
Author: Yamaguchi Satoru

Chapter 39 May 17, 08:06
Chapter 37 May 17, 03:03

Otome Danshi Ni Koisuru Otome

Genre: Comedy ; Romance ; School life ; Shoujo
View: 10,206,066 views
Author: Shimazaki Mujirushi

Chapter 604 May 10, 12:10
Chapter 603 May 10, 12:10

Ookii Onnanoko Wa Daisuki Desu Ka?

Genre: Adult ; Comedy ; Ecchi ; Harem ; Romance ; School life...
View: 9,326,542 views
Author: Aizome Gorou

Chapter 53 May 09, 14:08
Chapter 52 May 09, 14:08

Origin

Genre: Action ; Adult ; Drama ; Ecchi ; Mature ; Sci fi...
View: 8,741,587 views
Author: Boichi

Chapter 87.5 May 10, 02:51
Chapter 87 May 10, 02:51

Oroka Na Tenshi Wa Akuma To Odoru

Genre: Action ; Adventure ; Comedy ; Ecchi ; Romance ; School life...
View: 8,075,978 views
Author: Azuma Sawayoshi

Chapter 52 May 10, 13:55
Chapter 51 May 10, 13:55

Oyasumi Punpun

Genre: Action ; Adult ; Comedy ; Drama ; Psychological ; Seinen ;...
View: 7,853,766 views
Author: Asano Inio

Chapter 147 May 09, 16:38
Chapter 146 May 09, 16:38

Only Sense Online

Genre: Adventure ; Comedy ; Fantasy ; Gender bender ; Shounen
View: 7,837,852 views
Author: Aloha Zachou Hani Kuraun

Chapter 64 May 09, 20:48
Chapter 63 May 09, 20:48

Ore To Kawazu-San No Isekai Hourouki

Genre: Action ; Adventure ; Comedy ; Fantasy ; Shounen ; Slice of...
View: 7,446,775 views
Author: Kuzumochi Kasa

Chapter 40 May 09, 16:36
Chapter 39 May 09, 16:36

Ojousama No Shimobe

Genre: Comedy ; Ecchi ; Harem ; Romance ; School life ; Shounen...
View: 6,632,470 views
Author: Hoshino Taguchi

Chapter 53 3 days ago
Chapter 52 Jun 06, 23:00

Okusama Wa Joshi Kousei

Genre: Adult ; Comedy ; Ecchi ; Mature ; Romance ; School life...
View: 6,172,582 views
Author: Kobayashi Hiyoko

Chapter 143 May 10, 02:07
Chapter 142 May 10, 02:07

Outrageous Princess

Genre: Romance
View: 6,124,199 views
Author: Guqiang

Chapter 203 May 10, 01:49
Chapter 202 May 10, 01:49

Osananajimi Ni Najimitai

Genre: Comedy ; Drama ; Romance ; School life ; Seinen
View: 5,963,907 views
Author: Araido Kagiri

Chapter 24 May 09, 22:45
Chapter 23 May 09, 22:45

One Step Toward Freedom

Genre: Action ; Adventure ; Comedy ; Webtoons
View: 5,888,408 views
Author: Cai Jian Zhang Yue

Chapter 187 11 hours ago
Chapter 186 3 days ago

Otome No Teikoku

Genre: Comedy ; Ecchi ; Mature ; School life ; Seinen ; Yuri
View: 5,671,798 views
Author: Kishi Torajirou

Chapter 232 May 09, 18:33
Chapter 231.5 May 09, 18:33

One Sword Reigns Supreme

Genre: Action ; Adventure ; Fantasy
View: 5,646,718 views
Author: 二次元动漫

Chapter 135 3 days ago
Chapter 134 Jun 12, 11:00

Otherworldly Evil Monarch

Genre: Action ; Adventure ; Harem ; Webtoons
View: 5,607,736 views
Author: Fengling Tianxia

Chapter 150 15 hours ago
Chapter 149 Jun 15, 06:30

Ouji-Sama Nante Iranai

Genre: Comedy ; School life ; Shoujo ai ; Slice of life
View: 5,554,295 views
Author: Harushion

Chapter 200 May 10, 10:50
Chapter 199 May 10, 10:50

Ore Wo Suki Nano Wa Omae Dake Ka Yo

Genre: Comedy ; Romance ; School life ; Shounen
View: 5,506,484 views
Author: Rakuda (駱 駝 ) [Add]

Chapter 42 May 10, 14:03
Chapter 41 May 10, 14:03

Okusama Ga Seito Kaichou!

Genre: Adult ; Comedy ; Ecchi ; Harem ; Mature ; Romance ;...
View: 5,283,087 views
Author: Nakata Yumi

Chapter 69.5 May 10, 00:47
Chapter 69 May 10, 00:47

Okusan

Genre: Comedy ; Ecchi ; Mature ; Romance ; Seinen ; Slice of...
View: 5,109,280 views
Author: Ooi Masakazu

Chapter 116 May 10, 13:05
Chapter 115 May 10, 13:05

Onii-Chan Is Done For

Genre: Comedy ; Gender bender ; Sci fi ; Slice of life
View: 5,013,094 views
Author: Nekotoufu

Chapter 51 May 10, 04:41
Chapter 50.5 May 10, 04:41

Of Course, I'll Claim Palimony!

Genre: Comedy ; Drama ; Fantasy ; Romance ; School life ; Shoujo...
View: 4,957,576 views
Author: Tamura Muto Soy

Chapter 16 May 10, 14:27
Chapter 15 May 10, 14:27

Onizuka-Chan And Sawarida-Kun

Genre: Comedy ; Romance ; School life ; Shounen ; Slice of life
View: 4,932,202 views
Author: Kaihei Nakahara

Chapter 49.5 May 21, 19:00
Chapter 49 May 09, 16:10

Otoyomegatari

Genre: Comedy ; Drama ; Historical ; Romance ; Seinen ; Slice of...
View: 4,737,605 views
Author: Mori Kaoru

Chapter 96 May 10, 06:51
Chapter 95.5 May 10, 06:51

Oresama Teacher

Genre: Action ; Adult ; Adventure ; Comedy ; Cooking ; Drama ;...
View: 4,403,760 views
Author: Tsubaki Izumi

Chapter 160 May 10, 10:34
Chapter 159 May 10, 10:34

Ookami-Heika No Hanayome

Genre: Comedy ; Drama ; Historical ; Romance ; Shoujo
View: 4,110,620 views
Author: Kauta Mato

Chapter 82 May 10, 07:55
Chapter 81 May 10, 07:55

Our War That Ends The World, Or Perhaps The Crusade That Starts It Anew

Genre: Shounen
View: 3,916,795 views
Author: Sazane Kei Okama

Chapter 36 May 10, 14:21
Chapter 35 May 10, 14:21

Orc Ga Okashite Kurenai!

Genre: Comedy ; Ecchi ; Fantasy ; Martial arts ; Romance ; Shounen
View: 3,908,146 views
Author: Kawanaka Yasushi

Chapter 32 May 09, 20:11
Chapter 31 May 09, 20:11

Ore Ga Ojou-Sama Gakkou Ni

Genre: Comedy ; Ecchi ; Harem ; Romance ; School life ; Shounen
View: 3,823,021 views
Author: Nanatsuki Takafumi Risumai

Chapter 81.1 May 10, 15:58
Chapter 81 May 09, 19:18