Seinen Manga

Action , Horror , Seinen , Supernatural , Erotica Status: Ongoing Omega (Matsumori Tadashi) Chapter 1

Action , Comedy , Seinen Status: Completed Omega Complex Chapter 13

Action , Adventure , Drama , Psychological , Seinen ,... Status: Ongoing Omega Tribe Chapter 7

Action , Drama , Seinen Status: Completed Omega Tribe Kingdom Chapter 1

Action , Drama , Fantasy , Romance , Seinen Status: Ongoing Omen Chapter 1

One shot , Slice of Life , Seinen Status: Completed Ometura Chapter 6.2

Drama , Historical , Sci fi , Seinen , Supernatural Status: Completed Omoide Emanon Chapter 1

Comedy , Seinen Status: Completed Omoni Naitemasu Chapter 25

Horror , Seinen Status: Ongoing Omori Chapter 5

Action , Adventure , Drama , Fantasy , Harem ,... Status: Ongoing On A Deserted Island With Beautiful Sisters Chapter 21

Fantasy , Romance , Seinen Status: Ongoing On The Way Home, I Got A Bride And Twin Daughters, But They Were Dragons Chapter 11

Romance , Drama , Psychological , Slice of Life , Seinen ,... Status: Completed One Day Chapter 9

Action , Adventure , Drama , Horror , Mystery ,... Status: Completed One Day In The Life Of Ivan Dejavu Chapter 9

Comedy , Cooking , Seinen , Slice of life Status: Ongoing One Day Outing Foreman Chapter 150

Comedy , Romance , Seinen , Slice of life Status: Ongoing One Night Morning Chapter 2

Psychological , Seinen , Sports Status: Completed One Outs Chapter 168.7

Romance , Comedy , Seinen , Sports Status: Completed One Pound Gospel Chapter 33

Action , Drama , Supernatural , Comedy , Sci fi ,... Status: Ongoing One-Punch Man Chapter 183

Comedy , Mature , Romance , School life , Seinen ,... Status: Ongoing Onecha. Chapter 9

Ecchi , Romance , School Life , Comedy , Seinen Status: Completed Onedari Girl Chapter 3

Ecchi , Romance , Comedy , Slice of Life , Seinen Status: Completed Onee-chan ga Kita Chapter 41

One shot , Sci fi , Seinen Status: Completed Onee-Chan No Imouto Chapter 1

Comedy , Harem , Romance , Seinen , Slice of life ,... Status: Ongoing Onee-Chan Wa Game O Suruto Hito Ga Kawaru Onee-Chan Chapter 20

Romance , Seinen , Slice of life Status: Ongoing Onee-San Is Invading!? Chapter 16

Comedy , School life , Seinen , Slice of life Status: Ongoing Oneechan Biyori Chapter 4

Seinen , Shoujo Ai Status: Completed Onegai Kami-sama! Chapter 4

Seinen , Shoujo Ai Status: Completed Onegai Kamisama! Chapter 7

Action , Fantasy , Horror , Seinen Status: Ongoing Oneira Chapter 5

Action , Comedy , Fantasy , Mature , Mystery ,... Status: Ongoing Onepunch-Man Chapter 208

Comedy , Harem , Romance , Seinen , Supernatural Status: Ongoing Oni Ga Deru Ka Ja Ga Deru Ka Chapter 33

School Life , Supernatural , Seinen Status: Completed Oni ni Itaru Doro Chapter 2

Action , Ecchi , Harem , Romance , School Life ,... Status: Completed Onihime VS Chapter 26

Comedy , Seinen , Slice of life Status: Ongoing Onii-Chan Is Done For! Official Anthology Comic Chapter 67

Ecchi , Manga , Romance , Comedy , Seinen Status: Completed Oniichan Control Chapter 31

Ecchi , Harem , Romance , Comedy , Slice of Life ,... Status: Completed Oniichan no Koto Nanka Zenzen Suki ja Nai n da kara ne!! Chapter 85

Action , Fantasy , Supernatural , Seinen Status: Completed Onikiri Jyuzo Chapter 43

Action , Adventure , Drama , Seinen Status: Ongoing Onimushi Chapter 4

Action , Fantasy , Supernatural , Seinen Status: Completed Oninagi Chapter 28

Action , Comedy , School life , Seinen , Shounen ,... Status: Ongoing Oninaki No Curse Holder Chapter 1.2

Action , Adventure , Comedy , Fantasy , Romance ,... Status: Ongoing Onna Kishi-San, Jusco Ikou Yo Chapter 12

Romance , School Life , Comedy , Seinen Status: Completed Onna no Ko ga H na Manga Egaicha Dame desu ka? Chapter 12

Action , Adventure , Comedy , Fantasy , Romance ,... Status: Ongoing Onna Senshi Tte Motenai Desu Ne! Chapter 1.1