Series Name Rating Views Chapters Latest Chapter
Ohana Holoholo 4.42 19551 17 Vol 02 Ch 012.5 on Mar 14, 2015
Oishii Kankei 4.86 13394 71 Vol 10 Ch 070 on Nov 27, 2011
Oishii Otoko 4.35 19710 6 Vol 01 Ch 005 on Apr 20, 2014
Oishii Study 4.49 8777 3 Vol 01 Ch 001 on Apr 27, 2008
Oitekebori Blues 4.72 9070 6 Vol 01 Ch 006 on Aug 11, 2013
Ojousama no Untenshu 4.73 29019 11 Vol 01 Ch 004.5 on Dec 31, 2012
Ojousama wa Oyomesama 4.82 89507 34 Vol 05 Ch 029 on Aug 12, 2014
Okane Ga Nai 4.76 113103 66 Vol 09 Ch 039 on Mar 10, 2015
Okubyou na Koi 4.61 6796 2 Ch 001 on Mar 19, 2012
Okubyou na Yubisaki 4.68 5056 3 Vol 01 Ch 001 on Jan 21, 2015
Okujou Hime 4.63 14321 21 Vol 04 Ch 021 on Mar 23, 2013
Okujou no Bai-Bai 4.85 5613 1 Vol 01 Ch 000 on Aug 10, 2008
Okurete Kita Renjou 4.68 18293 6 Vol 01 Ch 005 on Jul 13, 2013
Okutsukimura no Yukaisou 4.71 14439 7 Vol 01 Ch 005 on Sep 24, 2013
Olimpos 4.57 13925 12 Vol 02 Ch 009 on Feb 6, 2012
Omae de Nakya Dame Mitai 4.58 25725 5 Vol 01 Ch 004 on Jan 13, 2014
Omae Sae Inakerya 3.60 5080 1 Ch 001 on Jan 4, 2015
Omairi desu yo 4.83 101808 17 Vol 03 Ch 009.1 on Mar 14, 2015
Omake no Kobayashi-kun 4.80 20644 10 Vol 02 Ch 010 on Nov 7, 2013
Omamorishimasu, Dokomademo 4.81 48524 6 Vol 01 Ch 006 on Jan 26, 2013
Omega Tribe Kingdom 4.33 5608 1 Vol 01 Ch 001 on May 9, 2010
Omoi no Kisetsu 3.92 1795 1 Vol 00 Ch 000 on Jun 12, 2010
Omoide Konpeitou 4.94 6021 1 Vol 01 Ch 001 on Mar 2, 2011
Omumedai 4.50 2941 6 Vol 01 Ch 005.5 on Aug 9, 2013
On the Quiet 4.45 10746 5 Vol 01 Ch 001 on Mar 4, 2013
Onani Master Kurosawa 4.84 103117 31 Vol 04 Ch 031 on Jul 29, 2009
Once Again 4.85 19677 7 Ch 007 on Feb 24, 2014
One 4.44 7227 18 Vol 11 Ch 071 on Oct 28, 2009
One Day 4.00 2344 6 Vol 01 Ch 006 on Dec 30, 2008
One Outs 4.91 61026 135 Vol 20 Ch 168.4 on Jan 11, 2014
One Piece hot 4.84 2692172 783 Vol TBD Ch 781 on Mar 26, 2015
One Plus One (FUJISAKI Mao) 3.71 5814 1 Vol 01 Ch 001 on Jun 30, 2014
One Winter 4.86 9318 8 Ch 008 on Nov 25, 2011
Onee-chan to Issho 4.77 6370 10 Vol 03 Ch 010 on Mar 11, 2011
Oneichan to Issho 4.63 5537 12 Vol 03 Ch 011.5 on Jan 12, 2012
Ongaku no Jikan 4.03 12219 1 Ch 000 on May 22, 2013
Onigari no Mori de 4.74 16266 13 Vol 02 Ch 012 on Oct 20, 2014
Oniisama E 4.20 3326 11 Vol 03 Ch 017 on Jun 6, 2009
Onikirimaru 4.59 9029 8 Vol 01 Ch 005 on Dec 12, 2014
Only One (MOEGI Yuu) 4.59 46774 4 Vol 01 Ch 002 on Mar 19, 2013
Only You 4.86 7139 12 Vol 03 Ch 011 on Apr 6, 2010
Onna Kyoushi 4.45 10143 3 Vol 01 Ch 003 on Sep 4, 2010
Onna na no de Shouganai 4.65 34266 4 Ch 004 on Mar 26, 2015
Onnanoko ga Shinu Hanashi 4.81 8154 8 Ch 008 on May 28, 2014
Onnanoko wa Koi o Suru to Mousou Shichaun desu 4.42 25484 7 Vol 01 Ch 004 on Nov 11, 2011
Onsen de Aimashou 4.88 9231 10 Vol 02 Ch 008.5 on May 25, 2013
Ookami Kodomo no Ame to Yuki 4.86 48905 12 Vol 02 Ch 011 on Apr 20, 2014
Ookami ni Kuchizuke 4.63 70905 4 Vol 01 Ch 004 on May 16, 2014
Ookami no Ketsuzoku 4.52 13290 5 Vol 01 Ch 003 on Dec 26, 2014
Ookami no Kuchi: Wolfsmund 4.69 27754 22 Vol 06 Ch 023 on Dec 16, 2014
Ookami to Koushinryou 4.88 95287 34 Vol 05 Ch 033 on Oct 25, 2014
Ookiku Furikabutte 4.93 60252 118 Vol 24 Ch 118 on Mar 24, 2015
Open Air 4.79 8437 5 Vol 01 Ch 005 on Aug 25, 2008
Opera no Kaijin (JET) 4.00 4543 1 Vol 01 Ch 001 on Nov 3, 2014
Orange (TAKANO Ichigo) 4.91 257273 17 Vol 05 Ch 017 on Dec 25, 2014
Orange Bubble Gum 4.20 2942 5 Vol 01 Ch 005 on Aug 18, 2009
Orange Marmalade 4.78 190707 123 Vol 03 Ch 118 on Jan 3, 2014
Orange Sweet Olive Blossoms 4.12 3127 1 Vol 00 Ch 000 on Dec 30, 2012
Orange Yane no Chiisana Ie 4.81 22882 64 Vol 08 Ch 064 on Jun 1, 2010
Ordinary School 4.77 5536 5 Vol 02 Ch 005 on Jun 17, 2011
Ore no Imouto ga Konna ni Kawaii Wake ga Nai 4.58 215642 31 Vol 04 Ch 034 on Oct 24, 2014
Ore no Ko desu ka? 4.74 5834 12 Ch 012 on Aug 24, 2012
Ore no Kouhai ga Konna ni Kawaii Wake ga Nai 4.90 46009 12 Ch 011 on Jun 17, 2012
Ore no Tenshi wa Mayonaka Akuma 4.61 17746 8 Vol 01 Ch 008 on Jul 10, 2008
Ore x Yome 4.58 16929 6 Vol 01 Ch 006 on Dec 14, 2011
Ore-sama Ouji 4.61 23494 5 Vol 01 Ch 005 on Apr 3, 2012
Oresama Teacher 4.91 236932 108 Vol 17 Ch 106 on Dec 12, 2014
Oresama Tengoku! 4.36 13322 7 Vol 01 Ch 007 on Aug 17, 2008
Oresama wa Koi no Dorei 4.17 17565 5 Vol 01 Ch 003 on Mar 4, 2013
Oretachi ni Ai wa Nai 4.31 10865 5 Vol 01 Ch 004.5 on Dec 2, 2011
Oretachi no Field 4.80 10735 64 Vol 07 Ch 064 on Jan 24, 2015
Orfina 4.67 4456 12 Vol 02 Ch 012 on Jul 11, 2008
Orgel Garden 4.60 2558 7 Vol 02 Ch 007 on Aug 29, 2008
Origami 4.52 4801 9 Vol 02 Ch 009 on Dec 7, 2011
Orochi 4.00 4784 11 Vol 01 Ch 001 on Jan 3, 2012
Orokamono no Koi 4.44 19696 4 Ch 003.5 on Nov 8, 2012
Osen 4.62 2209 2 Vol 01 Ch 002 on Oct 5, 2008
Oshiete, Natsu. 4.23 5222 1 Vol 01 Ch 000 on Apr 30, 2008
Otaku no Musume-san 4.83 32165 64 Vol 10 Ch 063 on Oct 18, 2011
Oto no Nai Ame wa Furitsuzuku 4.55 8427 1 Vol 01 Ch 001 on Aug 24, 2008
Otobako Garden 4.67 3137 1 Ch 001 on Jan 28, 2012
Otodokeshimasu 4.37 18848 7 Vol 01 Ch 004 on Mar 5, 2013
Otogi Taisen Fantasma 4.68 53082 9 Ch 009 on Aug 5, 2014
Otogimoyou Ayanishiki 4.87 23288 21 Vol 05 Ch 021 on Aug 3, 2011
Otokonoko wa Maid Fuku ga Osuki!? 4.33 10872 14 Vol 02 Ch 014 on Aug 13, 2012
Otome ni Nante Naremasen 4.41 14411 1 Ch 001 on Oct 20, 2014
Otomegokoro 4.49 16305 8 Vol 02 Ch 008 on Oct 18, 2009
Otomeiro Stay Tune 4.79 9015 4 Vol 01 Ch 004 on Dec 1, 2008
Otomen 4.91 61409 45 Vol 11 Ch 042 on Feb 12, 2013
Otona no Jikan 4.72 31723 18 Vol 05 Ch 016 on Dec 29, 2012
Otona no Mondai 4.55 4605 5 Vol 01 Ch 005 on Jun 9, 2008
Otona no Yoru no Otogibanashi 4.55 19518 4 Vol 01 Ch 003 on Sep 29, 2011
Otona Pink 4.43 17887 13 Vol 02 Ch 012.5 on Nov 4, 2009
Otonage (KARIKAWA Seyu) 4.00 5912 5 Vol 01 Ch 001 on Apr 10, 2013
Otouto ni Koi Shitara 4.53 15018 6 Vol 01 Ch 001 on Mar 5, 2013
Otouto wa, Ookami. 4.58 41622 5 Vol 01 Ch 003 on Nov 25, 2014
Otoyomegatari 4.94 130529 48 Vol 08 Ch 044 on Mar 11, 2015
Ouchi e Kaerou 4.80 14738 5 Vol 01 Ch 004 on Feb 12, 2012
Ouji ga Aishita Spy 4.45 5869 2 Vol 01 Ch 001 on Jun 1, 2014
Ouji Hiroimashita. 4.62 20998 8 Vol 01 Ch 003 on Aug 15, 2013
Total Manga Series: 4452