Romantic-subtext Anime

• One Piece: Dai Gekisen Tokushuu! Hangeki Doumei vs. Big Mom
  1 One Piece: Dai Gekisen Tokushuu! Hangeki Doumei vs. Big Mom 2023
• One Piece: Dai Gekisen Tokushuu! Hangeki Doumei vs. Big Mom (Dub)
  2 One Piece: Dai Gekisen Tokushuu! Hangeki Doumei vs. Big Mom (Dub) 2023
• One Piece: Episode of East Blue
  3 One Piece: Episode of East Blue 2017
• One Piece: Episode of Merry - Mou Hitori no Nakama no Monogatari
  4 One Piece: Episode of Merry - Mou Hitori no Nakama no Monogatari 2013
• One Piece: Episode of Sabo - 3 Kyoudai no Kizuna Kiseki no Saikai to Uketsugareru Ishi
  5 One Piece: Episode of Sabo - 3 Kyoudai no Kizuna Kiseki no Saikai to Uketsugareru Ishi 2015
• One Piece: Episode of Sorajima
  6 One Piece: Episode of Sorajima 2018
• One Piece: Nami OVA
  7 One Piece: Nami OVA 2012
• One Punch Man
  8 One Punch Man 2015
• One Punch Man (Dub)
  9 One Punch Man (Dub) 2015
• One Punch Man 2nd Season
  10 One Punch Man 2nd Season 2019
• One Punch Man 2nd Season (Dub)
  11 One Punch Man 2nd Season (Dub) 2019
• One Punch Man 2nd Season Commemorative Special
  12 One Punch Man 2nd Season Commemorative Special 2019
• One Punch Man 2nd Season Specials
  13 One Punch Man 2nd Season Specials 2019
• One Punch Man 2nd Season Specials (Dub)
  14 One Punch Man 2nd Season Specials (Dub) 2019
• One Punch Man Specials
  15 One Punch Man Specials 2015
• One Punch Man Specials (Dub)
  16 One Punch Man Specials (Dub) 2015
• One Punch Man: Road to Hero
  17 One Punch Man: Road to Hero 2015
• One Room
  18 One Room 2017
• One Room 2nd Season
  19 One Room 2nd Season 2018
• One Room Special
  20 One Room Special 2017
• One Room Third Season
  21 One Room Third Season 2020
• One Stormy Night Movie
  22 One Stormy Night Movie 2005
• One Week Friends Kaori no Nikki
  23 One Week Friends Kaori no Nikki 2014
• Onee-chan ga Kita
  24 Onee-chan ga Kita 2014
• Ongaku
  25 Ongaku 2020
• Ongaku Shoujo
  26 Ongaku Shoujo 2015
• Ongaku Shoujo (TV)
  27 Ongaku Shoujo (TV) 2018
• Oniichan wa Oshimai!
  28 Oniichan wa Oshimai! 2023
• Oniichan wa Oshimai! (Uncensored)
  29 Oniichan wa Oshimai! (Uncensored) 2023
• Oniisama e...
  30 Oniisama e... 1991
• Onikirimaru
  31 Onikirimaru 1995
• Only Yesterday
  32 Only Yesterday 1991
• Only Yesterday (Dub)
  33 Only Yesterday (Dub) 1991
• Onna no Sono no Hoshi
  34 Onna no Sono no Hoshi 2022
• Ontama!
  35 Ontama! 2009
• Ookami Kodomo no Ame to Yuki
  36 Ookami Kodomo no Ame to Yuki 2012
• Ookami Kodomo no Ame to Yuki (Dub)
  37 Ookami Kodomo no Ame to Yuki (Dub) 2012
• Ookami to Koushinryou: Merchant Meets the Wise Wolf
  38 Ookami to Koushinryou: Merchant Meets the Wise Wolf 2024
• Ookami to Koushinryou: Merchant Meets the Wise Wolf (Dub)
  39 Ookami to Koushinryou: Merchant Meets the Wise Wolf (Dub) 2024
• Ooya-san wa Shishunki!
  40 Ooya-san wa Shishunki! 2016
• Opus.COLORs
  41 Opus.COLORs 2023
• Ore no Imouto ga Konnani Kawaii Wake ga Nai Specials
  42 Ore no Imouto ga Konnani Kawaii Wake ga Nai Specials 2011
• Ore, Tsushima
  43 Ore, Tsushima 2021
• Oreimo
  44 Oreimo 2010
• Oroka na Tenshi wa Akuma to Odoru
  45 Oroka na Tenshi wa Akuma to Odoru 2024
• Oroka na Tenshi wa Akuma to Odoru (Dub)
  46 Oroka na Tenshi wa Akuma to Odoru (Dub) 2024
• Osake wa Fuufu ni Natte kara
  47 Osake wa Fuufu ni Natte kara 2017
• Oshiete Mahou no Pendulum: Rilu Rilu Fairilu
  48 Oshiete Mahou no Pendulum: Rilu Rilu Fairilu 2018
• Oshiete! Galko-chan
  49 Oshiete! Galko-chan 2016
• Oshiete! Galko-chan OVA
  50 Oshiete! Galko-chan OVA 2017
• Osomatsu-san: Hipipo-Zoku to Kagayaku Kajitsu
  51 Osomatsu-san: Hipipo-Zoku to Kagayaku Kajitsu 2022
• Osu!! Karate-bu
  52 Osu!! Karate-bu 1990
• OTMGirls no Yokiyoki Channel
  53 OTMGirls no Yokiyoki Channel 2020
• Otoko Ippiki Gaki Daishou
  54 Otoko Ippiki Gaki Daishou 1969
• Otokogi
  55 Otokogi 1990
• Otona Joshi no Anime Time
  56 Otona Joshi no Anime Time 2011
• Ougon Bat
  57 Ougon Bat 1967
• Oushitsu Kyoushi Heine Movie
  58 Oushitsu Kyoushi Heine Movie 2019
• Overmortal
  59 Overmortal 2024
• Pan de Peace!
  60 Pan de Peace! 2016