Seinen Manga

Comedy , Romance , Seinen , Supernatural Status: Ongoing Koibito Wa Oni No Hime Chapter 12

Comedy , Drama , Romance , Seinen Status: Ongoing Koikatsu Matching Island Chapter 2

Comedy , School life , Seinen , Slice of life Status: Ongoing Koisuru Asteroid Chapter 42

Fantasy , Seinen , Isekai Status: Ongoing Kokan Musou ~Kiraware Yuusha Wa Mazoku Ni Aisareru~ Chapter 23

Action , Adventure , Fantasy , One shot , Seinen Status: Completed Kokenoshima Chapter 0

Action , Drama , Seinen Status: Ongoing Kokenryoku Ouryou Sousakan Nakabou Rintarou Chapter 3

Comedy , Romance , Seinen Status: Ongoing Kokohore Boketsu-Chan Chapter 13

Action , Drama , Mystery , Psychological , Sci fi ,... Status: Ongoing Kokukoku Chapter 67

Seinen Status: Ongoing Konchuu Tantei Yoshida Yoshimi Chapter 1

Comedy , Romance , School life , Seinen , Slice of life Status: Ongoing Kondo Attara ×× Shiyou Ka Chapter 2

Drama , Psychological , School life , Seinen Status: Ongoing Kono Ai Wo Owarasete Kurenai Ka Chapter 11

Drama , Historical , Seinen , Slice of life Status: Completed Kono Sekai No Katasumini Chapter 1.3

Action , Drama , Romance , Seinen Status: Ongoing Koroshiya Yametai Chapter 12

Drama , Psychological , Romance , Seinen , Slice of life Status: Ongoing Kotonoha No Niwa Chapter 0

Comedy , Drama , Seinen , Slice of life , Erotica Status: Ongoing Kou Iu No Ga Ii Chapter 19

Comedy , Romance , School life , Seinen Status: Ongoing Koudouryou No Seizana Hibi Chapter 4

Horror , Psychological , Seinen , Tragedy Status: Ongoing Koukai No Naraku Chapter 0

Action , Comedy , Doujinshi , Drama , Mature ,... Status: Ongoing Koukaku Kidoutai 2 Chapter 6

Comedy , Romance , Seinen Status: Ongoing Koukou Debut Shita Juumai Ga Mount Tottekuru Chapter 2

Action , Drama , Mystery , School life , Seinen Status: Ongoing Koukou Jihen Chapter 3

Action , Adventure , Drama , Martial arts , Mystery ,... Status: Ongoing Kouryu No Mimi Chapter 20

Action , Adventure , Comedy , Cooking , Doujinshi ,... Status: Ongoing Koushaku Reijo No Konomi Chapter 1

Action , Comedy , Seinen Status: Ongoing Koutetsu Kishi Chevalion Chapter 4

Comedy , Drama , Romance , Seinen , Slice of life Status: Ongoing Kowloon Generic Romance Chapter 70

Action , Adventure , Drama , Historical , Martial arts ,... Status: Ongoing Kozure Ookami Chapter 14

Adventure , Drama , Historical , Seinen Status: Ongoing Kublai - Completion Of World Conquest Chapter 0.3

Comedy , Romance , School life , Seinen Status: Completed Kubo Won't Let Me Be Invisible Chapter 145.6

Comedy , Seinen , Slice of life , Yuri Status: Ongoing Kuchibeta Shokudou Chapter 50

Drama , Horror , Mystery , Seinen Status: Completed Kudan No Gotoshi Chapter 57

Drama , Psychological , Seinen , Slice of life Status: Completed Kugatsu Juugatsu Chapter 11

Comedy , Romance , School life , Sci fi , Seinen Status: Ongoing Kuginashi Bon Ni Kaze Ga Fuku! Chapter 3

Action , Drama , Horror , Mature , Mystery ,... Status: Ongoing Kujakuou Chapter 16

Comedy , Romance , School life , Seinen , Slice of life Status: Ongoing Kumakura-San To Boku Chapter 14.5

Comedy , Cooking , Romance , Sci fi , Seinen Status: Ongoing Kumika No Mikaku Chapter 38

Comedy , Harem , Historical , Mature , Seinen ,... Status: Ongoing Kunoichi No Ichi Chapter 48

Harem , School life , Seinen , Supernatural Status: Ongoing Kunoichi No Ichi! No Ni Chapter 48

Adventure , One shot , Romance , Seinen , Slice of life Status: Completed Kuragehime (Uki Atsuya) Chapter 0

Fantasy , Seinen Status: Ongoing Kurasu ≪Mushoku≫ No Eiyuu-Tan ～Koushaku-Ka O Tsuihou Sareta Ga, Jitsu Wa Nagutta Dake De Sukiru O Kakutoku Dekiru To Wakari, Tairiku Ichi No Eiyuu Ni Noboritsumeru～ Chapter 24.5

Comedy , Drama , Fantasy , Romance , Seinen ,... Status: Ongoing Kurasu Hako Chapter 7

Mystery , Psychological , Seinen Status: Ongoing Kurayami Dance Chapter 16

Horror , Seinen Status: Ongoing Kuro Ihon Chapter 8

Action , Adventure , Fantasy , Harem , Romance ,... Status: Ongoing Kuro No Senki Ii: Isekai Teni Shita Boku Ga Saikyou Na No Wa Bed No Ue Dake No You Desu Chapter 8.1