| Jewelpet | Comedy,Fantasy,Shoujo | 52 |
| Jigoku Sensei Nube | Adventure,Comedy,Horror,Romance,School Life,Shounen,Supernatural | 49 |
| Jigoku Shoujo Futakumori | Drama,Horror,Mystery,Psychological,Supernatural | 26 |
| Jigoku Shoujo Mitsuganae | Drama,Mystery,Psychological,Supernatural | 26 |
| Jigoku Shoujo | Drama,Horror,Mystery,Psychological,Supernatural | 26 |
| Jikuu Tenshou Nazca | Action,Adventure,Drama,Fantasy,Magic | 12 |
| Jin-Roh: The Wolf Brigade | Action,Drama,Military,Psychological,Sci-fi,Seinen | 1 |
| Jinki Extended | Mecha,Sci-fi | 12 |
| Jojo No Kimyou Na Bouken | Action,Fantasy,Horror,Shounen,Supernatural | 6 |
| Jojo No Kimyou Na Bouken (2000) | Action,Fantasy,Horror,Shounen,Supernatural | 7 |
| Jungle Wa Itsumo Hale Nochi Guu Final | Comedy,Fantasy,Lolicon,Shounen,Supernatural | 7 |
| Jungle De Ikou! | Action,Adventure,Comedy,Ecchi,Magic,Shounen | 3 |
| Jungle Wa Itsumo Hale Nochi Guu | Comedy,Fantasy | 26 |
| Junjou Romantica 2 | Comedy,Drama,Romance,Shounen Ai | 12 |
| Junjou Romantica | Comedy,Drama,Romance,Shounen Ai | 13 |
| Justy | Action,Sci-fi,Shounen | 1 |
| Juubee-Chan 2 ~Siberia Yagyuu No Gyakushuu~ | Action,Adventure,Comedy,Drama | 13 |
| Juubee-Chan: Lovely Gantai No Himitsu | Action,Adventure,Comedy,Drama,Martial Arts,Shounen | 13 |
| Juuni Kokki | Adventure,Drama,Fantasy,Psychological | 45 |
| Juuni Senshi Bakuretsu Eto Ranger | Action,Comedy | 39 |
| Juusenshi Gulkeeva | Action,Fantasy,Mecha | 26 |
| Jyu Oh Sei | Adventure,Drama,Mystery,Romance,Sci-fi | 11 |
| Jyushin Enbu: Hero Tales | Action,Adventure,Fantasy,Martial Arts,Shounen | 26 |
