Action Manga

Action , Psychological , Sci fi Status: Ongoing Organ Divider Chapter 19

Action , Ecchi , Shounen , Drama , School Life ,... Status: Completed Organ(Ryuusui Takafumi) Chapter 1

Action , Drama , Romance , School life , Seinen Status: Ongoing Ori Of The Dragon Chain - Chapter 1.5

Action , Ecchi , Fantasy , Romance , Comedy ,... Status: Completed Orichalcum Reycal Chapter 6

Action , Fantasy , Drama , Comedy , Adventure Status: Ongoing Orient Chapter 141

Action , Adventure , Comedy , Fantasy , Shounen Status: Ongoing Origami Fighter Chapter 5

Action , Fantasy , Drama , Sci fi Status: Ongoing Origin Chapter 87.5

Action , Drama , Fantasy , Sci fi , Shounen Status: Ongoing Original Chronicle Magical Girl Lyrical Nanoha The 1St Chapter 6

Action , Fantasy , Adventure Status: Ongoing OriginS Chapter 1

Action , Romance , School Life , Supernatural , Comedy Status: Ongoing Oroka na Tenshi wa Akuma to Odoru Chapter 86

Action , Fantasy , Romance , Drama , Comedy ,... Status: Ongoing Ossan Boukensha Kane no Zenkou Chapter 49

Action , Fantasy , Harem , Romance , Comedy ,... Status: Ongoing Ossan Boukensha Kein no Zenkou Chapter 49

Action , Martial arts Status: Ongoing Osu! Combat Championship Chapter 4

Action , School Life , Comedy , Martial Arts , Seinen Status: Completed Osu!! Karate Bu Chapter 241

Action , Comedy , Martial arts , School life , Seinen Status: Ongoing Osu!! Karatebu Chapter 246

Action , Adventure , Comedy , Horror , Seinen ,... Status: Ongoing Oswald The Overman In The Lesser Planes Of Hell Chapter 6

Action , Adventure , Comedy , Fantasy Status: Ongoing Otaku Savior Chapter 6

Action Status: Ongoing Otaku The Loser Chapter 7

Action , Manga , Romance , Shounen , Supernatural Status: Completed Othello Chapter 16

Action , Shounen , Supernatural Status: Completed Othello Tsukamoto Youichi Chapter 4

Action , Fantasy , Drama , Comedy , Adventure ,... Status: Ongoing Other World Warrior Chapter 259

Action , Comedy , Fantasy , Webtoons Status: Ongoing Otherworld Squad Chapter 15

Action , Adventure Status: Ongoing Otherworldly Evil Monarch Chapter 247

Action , Fantasy , Shounen , Drama Status: Ongoing Otherworldly Magical Daoist Priest Chapter 59

Action , Fantasy , Drama , Mystery , Psychological ,... Status: Ongoing Otherworldly Record of the Magic Stone - Aisha's Salvation Chapter 3

Action , Manga , Supernatural , Comedy , Gender Bender Status: Completed Oto X Maho Chapter 20

Action , School Life , Supernatural , Seinen , Horror Status: Completed Otogi Matsuri Chapter 73

Action , Fantasy , Drama , Comedy , Seinen Status: Completed Otogi Taisen Fantasma Chapter 10

Action , Supernatural , Adventure , Gender Bender , Historical Status: Completed Otogi Zoshi Chapter 10

Action , Shounen Status: Ongoing Otoko Ippiki Gaki Daishou Chapter 55

Action , Martial arts , School life , Seinen Status: Ongoing Otokojuku Gaiden - Daigouin Jaki Chapter 28

Action , Shounen , Martial Arts , Seinen Status: Completed Otokojuku Gaiden - Date Omito Chapter 42

Action , Cooking , One shot , Romance , School life ,... Status: Completed Otokonoko Ni Toriko Chapter 1

Action , Romance , School Life , Comedy , Seinen Status: Completed Otomari Honey Chapter 35

Action , Historical , Mature , Seinen Status: Ongoing Otome Chikku Sensou Chapter 2

Action , Fantasy , Drama , Adventure Status: Ongoing Otome Game no Heroine de Saikyou Survival Chapter 20.2

Action , Fantasy , Harem , Comedy , Adventure ,... Status: Ongoing Otome Game Sekai wa Mob ni Kibishii Sekai Desu Chapter 63

Action , Tragedy , Historical Status: Completed Otome Sensou Chapter 40

Action , Shoujo , School Life , Supernatural , Shoujo Ai Status: Completed Otome x Ranbu Chapter 5

Action , Martial Arts Status: Completed Oton Chapter 8.2

Action , Comedy , One shot Status: Completed Otter no.11 Chapter 0

Action , Seinen Status: Ongoing Ottoman Chapter 30