N
- Nikumayadorodou 1
- Nikuniku Italian 13
- Nikuno Himono 1
- Nikutai Gengo Club 16
- Nikuyakitei 3
- Nil 4
- Nilitsu Haihan 3
- Niliu Chahui 1
- Nimame 1
- Nimunoya 5
- Nine Tail 1
- Ningen Modoki 20
- Ningen Tte Iina 2
- Ninniku Batake 2
- Ninnindo 6
- Nino Izm 5
- Ninokoya 44
- Nippa Ichiba 4
- Nipple Mokuba 9
- Nippon H Manga Kyoukai 1
- Nippon Teikoku Toshokan 4
- Nipponbashi Dennougumi 2
- Nirabatake 1
- Niramikko Koujou 16
- Niratama 32
- Nirvana Soft 2
- Nisemididoronokai 38
- Nisemono 2
- Nisepakudo 1
- Nita Ken 2
- Nita-kane 1
- Nitiniti Sowa 4
- Niwatori-ya 1
- Niwatoritowani 1
- Nizimu 2
- Nna Timun 5
- Nnl 5
- Nnz Dan 1
- No Future 3
- No Such Agency 2
- No Suitable As Human 2
- No-nos 1
- Noa 1
- Noa No Hakobune 1
- Noa No Sasabune 1
- Noahs Room 1
- Noatei 2
- Nobishiro 5
- Nobita Graph 12
- Nobita Jimetsu System 1
- Nobotchi Seisakusho 3
- Nocohica 2
- Nodoame 2
- Nodomaru Biyori 9
- Noel 2
- Noi-gren 1
- Noir Complex 1
- Nokino 2
- Nokishiki-box 1
- Nokishita No Nekoya 14
- Nokishita-ya 1
- Nomiyagumi 4
- Nomugicha 2
- Nonalcha 2
- Nonki Na Roten 3
- Nonomiya 2
- Nonoya 2
- Nonsugarloess 1
- Nopland 3
- Nora 2
- Norakurari. 1
- Noraneko-No-Tama 95
- Noraya 11
- Nori Tokumori 1
- Nori5rou 4
- Noriajou 4
- Noritama-Gozen 7
- Norn 1
- North70 8
- Nosebleed 24
- Nosekichiku 1
- Notes. 9
- Notone 8
- Notonote 1
- Notorious 2
- Noumusai 4
- Nounai Ekijiru 26
- Nounai Hokanko 2
- Nounai Kanojo 21
- Nounai Zayaku 1
- Nounanka Sedai 8
- Nouzui Majutsu 1
- November. 8
- Novia 7
- Nozarashi 9
- Nsj 1
- Ntlabo 12
- Ntr System 6
- Ntuateimun 2
- Nuh 8
- Nui Gohan 2
- Nukidamari 1
- Nukidokoro. 8
- Nukkozone 1
- Nuko Hanten 2
- Nukomashi Dou 1
- Nukowata 1
- Nukunuku Jima 5
- Nukunuku Nijouhan 1
- Nul Neverland 13
- Null Mayu 13
- Number Sharp 2
- Number2 46
- Nuno No Ie 11
- Nupuryu No Sato 4
- Nurebairo 4
- Nurume 1
- Nwa 5
- Nwonyo Pasun 1
- Nxcthermit 12
- Nyaa No Esa 1
- Nyaa Nyaa Koushinjo 2
- Nyaa. To Hidamari 1
- Nyagos 7
- Nyala Ponga 12
- Nyan Kotatsu 2
- Nyan Nyan Nyan 4
- Nyanko Batake 25
- Nyankone 11
- Nyankopi 2
- Nyankoromochimochi 10
- Nyanyahouse 1
- Nylon 100 15
- Nymphet 1
- Nymphy Fine Fresh 2
- Nyotaian 1
- Nyoudou Juunisei 1
- Nyuu Koubou 53
- Nyworks 3
O
- O-Penguin 1
- O.n art works 9
- O.riginal Brand 3
- O.s 7
- Oasis Plus 2
- Oat And Meal 1
- Oboro And Tempo Gensui Dou 17
- Oboro Hyakuhachishiki 1
- Obsession. 7
- Obsidian Order 6
- Obumanjuu 8
- Ochaocha Honpo 16
- Ochichio 3
- Ochigan 3
- Ochikochitei 2
- Odaku 11
- Oden Lunch. 1
- Oden Ohgan 3
- Oden Sensei 6
- Odenden 11
- Odin 12
- Off Side 1
- Ofuro Haitta Erai 1
- Ofuton De Suyaa 15
- Ogawa Jinguu 2
- Ogon Shinshi Club 2
- Ogura Shoukai 1
- Oh My Gosh 6
- Ohanabatake 8
- Ohanabatake Typhoon 1
- Oharaya 2
- Ohkura Bekkan 33
- Ohoshisamadou 15
- Ohsaka Spirits 1
- Ohtado 13
- Oilan 1
- Oinari Summer 1
- Oiran Ichimi 1
- Oishii Ko 1
- Oishii Oniku. 1
- Oishii Oshiri Cafe 3
- Oishii Udon 2
- Oiwaidou 1
- Ojopie Sentimental 5
- Okadatei 11
- Okami Kaikou 1
- Okamoto Gahaku 1
- Okano Hajimetei 1
- Okashi Tai 1
- Okatoraya 2
- Okayushop 5
- Okett 1
- Okina Flying Factory 1
- Okina Keikaku 19
- Okina Utsuwa 10
- Okinawa Taieki Gunjinkai 4
- Okkina Tama 3
- Okottei 4
- Oktm 3
- Okuchi No Okuchi 2
- Okushima Izumo 7
- Old School Academy 1
- Old Weapon 7
- Oldwiseman 3
- Omamagoto 2
- Omaru Bokujou 1
- Omatsuri Kibun 1
- Omega 2-D 3
- Omega13 1
- Omizuya 1
- Omocha Kaden 3
- Omochi 1
- Omochi Bazooka 3
- Omochi Noubyouin 1
- Omochibako No Text Log 1
- Omodume 30
- Omoi Omoi No 1
- Omoiukabi Enikki 2
- Omuretsu Server 1
- On-show 1
- Onaka Pants Koubou 2
- Onakin Data Land 1
- Onanism 3
- Once Only 14
- One Or Eight 1
- One Shot 2
- One Side Factory 2
- One-Seven 4
- Onecoin 1
- Oneekyou 27
- Onefes Jikkou Iinkai 1
- Onegross 7
- Onemu Hormone 1
- ONEONE1 22
- Oni 69Dan 4
- Oni Kizoku 15
- Onigiri 1
- Onigiriz 1
- Oniku Ga Tabetai Gozen Niji 1
