obake no holly (1) obi wo gyuttone (2) oboro muramasa (27) occult academy (38) occultic nine (44) ochame na futago (5) octopath traveler (18) oda nobuna no yabou (47) odin sphere (27) oh edo rocket (2) oide yo mizuryuu kei land (1) ojama yurei-kun (1) ojamajo doremi (504) ojamajo doremi | magical doremi (62) ojisan to marshmallow (2) ok k.o. lets be heroes (1) okaasan online (9) okami (2) oku-sama wa joshi kousei (3) okujou no yurirei-san (3) okusama ga seito kaichou (2) okusama wa mahou shoujo (4) okusan (34) ole tower (2) omaera zenin mendokusai (2) omakase peace denkiten (1) omamori himari (3) omishi magical theater risky safety (3) omoikkiri kagaku adventure sou nanda (19) one kagayaku kisetsu e (21) one off (2) one piece (1,306) one punch man (243) one week friends (25) onechambara bikini samurai squad (1) onegai anna sensei (2) onegai asakura-san (1) onegai my melody (108) onegai ranking (3) onegai teacher (249) onegai teacher | please teacher (16) onegai twins (95) onegai twins | please twins (6) oneshot (2) ongeki (1) oni chichi (7) onidere (7) onigokko (1) onihime vs (5) onii-chan dakedo ai sae areba kankeinai yo ne (11) oniichan no koto nanka zenzen suki janain dakara ne (3) onimusha (8) only yesterday (1) onmyoji (19) onmyou taisenki (60) ookami kodomo no ame to yuki (8) ookami kodomo no ame to yuki | the wolf children ame and yuki (2) ookami-san to shichinin no nakama-tachi (47) ookiku furikabutte (155) ookiku furikabutte | big windup (43) ooyasan wa shishunki (10) ore ga suki nano wa imouto dakedo imouto ja nai (3) ore no imouto ga konna ni kawaii wake ga nai (784) ore no imouto ga konna ni kawaii wake ga nai | my little sister cant be this cute (41) ore no kanojo to osananajimi ga shuraba sugiru (11) ore no natsuyasumi (1) ore no nounai sentakushi ga gakuen love comedy wo zenryoku de jama shiteiru (6) ore no shikabane wo koeteyuke (5) ore o suki nano wa omae dake kayo (3) ore twintail ni narimasu. (55) ore twintail ni narimasu. | gonna be the twin-tails (9) ore yuuko (1) oretachi ni tsubasa wa nai (1) orfina (1) original (30,635) orion heart (1) os-tan (84) osana najimi wa bed yakuza (9) oshiete galko-chan (151) oshioki sweetie (13) oshiro project (21) osomatsu-san (197) otaku no video (10) otenki studio (1) otogi-jushi akazukin (54) otogi-jushi akazukin | fairy musketeers (2) otokonoko wa maid fuku ga osuki (20) otome game no hametsu flag shika nai akuyaku reijou ni tensei shiteshimatta... (5) otome wa boku ni koishiteru (30) otome youkai zakuro (3) otomedius (3) otoyomegatari (19) ouendan (4) ougon yuusha goldran (1) oumagadoki zoo (1) ouran high school host club (51) outbreak company (32) outer zone (12) outlanders (25) outlaw star (43) overlord (106) overman king gainer (44) overwatch (35) oyakodon oppai tokumori bonyuu tsuyudaku de (2)