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A–Z · 251 titles

Anime Starting with O

251 anime titles start with the letter O, listed alphabetically with release year, format and episode count. Open any title for its synopsis, audio languages and episode list.

Anime Starting with O: titles 1 to 100

  1. O Maidens in Your Savage Season (2019) anime poster O Maidens in Your Savage Season2019 · TV · 12 episodes
  2. Oam Monogatari: Sono Natsu, Watashi ga Shitta koto (2018) anime poster Oam Monogatari: Sono Natsu, Watashi ga Shitta koto2018 · ONA · 1 episode
  3. Obake Zukan (2020) anime poster Obake Zukan2020 · TV · 4 episodes
  4. Oban Star-Racers (2006) anime poster Oban Star-Racers2006 · TV · 26 episodes
  5. Obey Me! (2021) anime poster Obey Me!2021 · TV · 12 episodes
  6. Obey Me! 2nd Season (2022) anime poster Obey Me! 2nd Season2022 · ONA · 12 episodes
  7. Oblivion Battery (2024) anime poster Oblivion Battery2024 · TV · 12 episodes
  8. Oblivion Island: Haruka and the Magic Mirror (2009) anime poster Oblivion Island: Haruka and the Magic Mirror2009 · Movie
  9. Obsolete anime poster ObsoleteONA · 12 episodes
  10. Occult Academy (2010) anime poster Occult Academy2010 · TV · 13 episodes
  11. Occult Academy Specials (2010) anime poster Occult Academy Specials2010 · Special · 5 episodes
  12. Occultic;Nine (2016) anime poster Occultic;Nine2016 · TV · 12 episodes
  13. Ocha-ken: Chokotto Monogatari (2003) anime poster Ocha-ken: Chokotto Monogatari2003 · TV · 26 episodes
  14. Ocha-ken: Hotto Monogatari (2006) anime poster Ocha-ken: Hotto Monogatari2006 · TV · 13 episodes
  15. Ochibi-san (2023) anime poster Ochibi-san2023 · TV · 24 episodes
  16. Oda Cinnamon Nobunaga (2020) anime poster Oda Cinnamon Nobunaga2020 · TV · 12 episodes
  17. Odd Taxi (2021) anime poster Odd Taxi2021 · TV · 13 episodes
  18. Odd Taxi Movie: In the Woods (2022) anime poster Odd Taxi Movie: In the Woods2022 · Movie
  19. Oddballs (2022) anime poster Oddballs2022 · TV · 20 episodes
  20. Odin: Starlight Mutiny (1985) anime poster Odin: Starlight Mutiny1985 · Movie
  21. Oedo Fire Slayer: The Legend of Phoenix (2026) anime poster Oedo Fire Slayer: The Legend of Phoenix2026 · TV · 12 episodes
  22. Oedo Fire Slayer: The Legend of Phoenix (2026) anime poster Oedo Fire Slayer: The Legend of Phoenix2026 · TV · 12 episodes
  23. Oedo wa Nemurenai! (1993) anime poster Oedo wa Nemurenai!1993 · OVA · 1 episode
  24. Offside (TV) (2001) anime poster Offside (TV)2001 · TV · 39 episodes
  25. Ogami Matsugorou (1989) anime poster Ogami Matsugorou1989 · OVA · 1 episode
  26. Oggy and the Cockroaches (1999) anime poster Oggy and the Cockroaches1999 · TV · 39 episodes
  27. Ogre Slayer (1994) anime poster Ogre Slayer1994 · OVA · 4 episodes
  28. Oh Boy, Was I Wrong About Her (2026) anime poster Oh Boy, Was I Wrong About Her2026 · TV · 4 episodes
  29. Oh Boy, Was I Wrong About Her (2026) anime poster Oh Boy, Was I Wrong About Her2026 · TV · 12 episodes
  30. Oh! Edo Rocket (2007) anime poster Oh! Edo Rocket2007 · TV · 26 episodes
  31. Oh! My Goddess (2011) OVA anime poster Oh! My Goddess (2011) OVAOVA · 3 episodes
  32. Oh! My Goddess: The Adventures of Mini-Goddess (1998) anime poster Oh! My Goddess: The Adventures of Mini-Goddess1998 · TV · 48 episodes
  33. Oh! My goddess! (2023) anime poster Oh! My goddess!2023 · ONA · 18 episodes
  34. Ohayou! Spank (Movie) (1982) anime poster Ohayou! Spank (Movie)1982 · Movie
  35. Oira Sukeban (1992) anime poster Oira Sukeban1992 · OVA · 1 episode
  36. Oishinbo (1988) anime poster Oishinbo1988 · TV · 60 episodes
  37. Oishinbo: The Japan-America Rice War (1993) anime poster Oishinbo: The Japan-America Rice War1993 · Movie
  38. Ojamajo Doremi Sharp Movie anime poster Ojamajo Doremi Sharp MovieMovie
  39. Ojamajo Doremi: Owarai Gekijou anime poster Ojamajo Doremi: Owarai GekijouONA · 26 episodes
  40. Ojamanga Yamada-kun (Movie) (1981) anime poster Ojamanga Yamada-kun (Movie)1981 · Movie
  41. Ojisan and Marshmallow (2016) anime poster Ojisan and Marshmallow2016 · TV · 13 episodes
  42. Ojisan and Marshmallow Episode 13: Hige-san and Marshmallow (2016) anime poster Ojisan and Marshmallow Episode 13: Hige-san and Marshmallow2016 · Special · 1 episode
  43. Ojisan in Another World (2022) anime poster Ojisan in Another World2022 · TV · 13 episodes
  44. Okaimono Panda! (2024) anime poster Okaimono Panda!2024 · TV · 4 episodes
  45. Okama Report (1991) anime poster Okama Report1991 · OVA · 3 episodes
  46. Okami-San and Her Seven Companions (2010) anime poster Okami-San and Her Seven Companions2010 · TV · 12 episodes
  47. Okashi na Sabaku no Suna to Manu (2021) anime poster Okashi na Sabaku no Suna to Manu2021 · TV · 11 episodes
  48. Okitsura: Fell in Love with an Okinawan Girl, but I Just Wish I Know What She's Saying (2025) anime poster Okitsura: Fell in Love with an Okinawan Girl, but I Just Wish I Know What She's Saying2025 · TV · 12 episodes
  49. Okko's Inn (2018) anime poster Okko's Inn2018 · Movie
  50. Okko's Inn (2018) anime poster Okko's Inn2018 · TV · 24 episodes
  51. Okoshiyasu, Chitose-chan (2018) anime poster Okoshiyasu, Chitose-chan2018 · TV · 24 episodes
  52. Okoshiyasu, Chitose-chan Recaps (2018) anime poster Okoshiyasu, Chitose-chan Recaps2018 · Special · 2 episodes
  53. Okubyou na Venus (1986) anime poster Okubyou na Venus1986 · OVA · 1 episode
  54. OL Kaizou Kouza (1990) anime poster OL Kaizou Kouza1990 · OVA · 1 episode
  55. Omamori Himari (2010) anime poster Omamori Himari2010 · TV · 12 episodes
  56. Omoi no Kakera (2016) anime poster Omoi no Kakera2016 · Special · 1 episode
  57. On A Paper Crane: Tomoko's Adventure (1993) anime poster On A Paper Crane: Tomoko's Adventure1993 · Movie
  58. On The Edge Season 3 (2025) anime poster On The Edge Season 32025 · ONA · 10 episodes
  59. On Your Mark (1995) anime poster On Your Mark1995 · Music · 1 episode
  60. On-Gaku: Our Sound anime poster On-Gaku: Our SoundMovie
  61. Onara Goro (2016) anime poster Onara Goro2016 · TV · 13 episodes
  62. Once Upon A Time (1986) anime poster Once Upon A Time1986 · Movie
  63. Once Upon a Witch's Death (2025) anime poster Once Upon a Witch's Death2025 · TV · 12 episodes
  64. One Hundred Thousand Years of Qi Refining (2023) anime poster One Hundred Thousand Years of Qi Refining2023 · TV · 319 episodes
  65. One Hundred Thousand Years of Qi Refining (2023) anime poster One Hundred Thousand Years of Qi Refining2023 · TV · 319 episodes
  66. One Off (2012) anime poster One Off2012 · OVA · 2 episodes
  67. One Outs (2008) anime poster One Outs2008 · TV · 25 episodes
  68. One Piece (1999) anime poster One Piece1999 · TV · 1,172 episodes
  69. One Piece (1999) anime poster One Piece1999 · TV · 1,180 episodes
  70. One Piece - Wano Kuni SP (2021) anime poster One Piece - Wano Kuni SP2021 · Special · 22 episodes
  71. One Piece 3D: Gekisou! Trap Coaster (2011) anime poster One Piece 3D: Gekisou! Trap Coaster2011 · OVA · 1 episode
  72. One Piece 3D: Strawhat Chase (2011) anime poster One Piece 3D: Strawhat Chase2011 · Movie
  73. One Piece 3D2Y: 15th Anniversary anime poster One Piece 3D2Y: 15th AnniversarySpecial · 1 episode
  74. One Piece Egghead Arc Recap (2025) anime poster One Piece Egghead Arc Recap2025 · Special · 1 episode
  75. One Piece Fan Letter (2024) anime poster One Piece Fan Letter2024 · TV · 1 episode
  76. ONE PIECE FILM GOLD 〜episode 0〜 (2016) anime poster ONE PIECE FILM GOLD 〜episode 0〜2016 · Special · 1 episode
  77. One Piece Film: Red (2022) anime poster One Piece Film: Red2022 · TV · 1 episode
  78. One Piece Film: Strong World Episode 0 (2010) anime poster One Piece Film: Strong World Episode 02010 · OVA · 1 episode
  79. ONE PIECE Live Action (2023) anime poster ONE PIECE Live Action2023 · TV · 16 episodes
  80. One Piece Log: Fish-Man Island Saga (2024) anime poster One Piece Log: Fish-Man Island Saga2024 · TV · 21 episodes
  81. One Piece Movie 1 (2000) anime poster One Piece Movie 12000 · Movie
  82. One Piece Movie 7: Karakuri-jou no Mecha Kyohei (2006) anime poster One Piece Movie 7: Karakuri-jou no Mecha Kyohei2006 · Movie
  83. One Piece Movie 9: Episode of Chopper Plus - Fuyu ni Saku, Kiseki no Sakura (2008) anime poster One Piece Movie 9: Episode of Chopper Plus - Fuyu ni Saku, Kiseki no Sakura2008 · Movie
  84. One Piece Recap (2010) anime poster One Piece Recap2010 · OVA · 1 episode
  85. One Piece Special: Adventure in the Ocean's Navel (2000) anime poster One Piece Special: Adventure in the Ocean's Navel2000 · Special · 1 episode
  86. One Piece Special: Open Upon the Great Sea! A Father's Huge, HUGE Dream! (2003) anime poster One Piece Special: Open Upon the Great Sea! A Father's Huge, HUGE Dream!2003 · Special · 1 episode
  87. One Piece Special: Protect! The Last Great Performance (2003) anime poster One Piece Special: Protect! The Last Great Performance2003 · Special · 1 episode
  88. One Piece Special: The Detective Memoirs of Chief Straw Hat Luffy (2005) anime poster One Piece Special: The Detective Memoirs of Chief Straw Hat Luffy2005 · Special · 1 episode
  89. One Piece: A Comprehensive Anatomy! The Legend of Kozuki Oden! (2022) anime poster One Piece: A Comprehensive Anatomy! The Legend of Kozuki Oden!2022 · Special · 1 episode
  90. One Piece: A Project to Fully Enjoy! `Surgeon of Death` Trafalgar Law (2024) anime poster One Piece: A Project to Fully Enjoy! `Surgeon of Death` Trafalgar Law2024 · Special · 1 episode
  91. One Piece: Adventure of Nebulandia (2015) anime poster One Piece: Adventure of Nebulandia2015 · Special · 1 episode
  92. One Piece: Baron Omatsuri and the Secret Island (2005) anime poster One Piece: Baron Omatsuri and the Secret Island2005 · Movie
  93. One Piece: Barto's Secret Room (2021) anime poster One Piece: Barto's Secret Room2021 · TV · 4 episodes
  94. One Piece: Chopper Kingdom of Strange Animal Island (2002) anime poster One Piece: Chopper Kingdom of Strange Animal Island2002 · Movie
  95. One Piece: Clockwork Island Adventure (2001) anime poster One Piece: Clockwork Island Adventure2001 · Movie
  96. One Piece: Dead End (2003) anime poster One Piece: Dead End2003 · Movie
  97. One Piece: Dead End Adventure (2003) anime poster One Piece: Dead End Adventure2003 · TV · 1 episode
  98. One Piece: Defeat the Pirate Ganzack! (1998) anime poster One Piece: Defeat the Pirate Ganzack!1998 · OVA · 1 episode
  99. One Piece: Django's Dance Carnival (2001) anime poster One Piece: Django's Dance Carnival2001 · ONA · 1 episode
  100. One Piece: Dr. Chopper's Adventure Checkup - Good Friends at a Crossroad (2025) anime poster One Piece: Dr. Chopper's Adventure Checkup - Good Friends at a Crossroad2025 · Special · 1 episode

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