Popular Anime
Popular Anime Watch Time Guides
Browse the most popular anime and see exactly how long it takes to watch each series. Find total watch time, number of episodes, and binge estimates for anime like Naruto, One Piece, Attack on Titan, Demon Slayer, and more.
Explore anime by genre such as Action anime, Fantasy anime, Romance anime, and Comedy anime.
Browse Popular Anime Watch Time Guides
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Showing 24 of 24 Romance anime starting with "O" watch time guides
Ouran High School Host Club
TV Finished
26 eps
Orange
TV Finished
13 eps
Oreshura
TV Finished
13 eps
Owarimonogatari Second Season
TV Finished
7 eps
Our Last Crusade or the Rise of a New World
TV Finished
12 eps
O Maidens in Your Savage Season
TV Finished
12 eps
Oreimo 2
TV Finished
13 eps
Osamake: Romcom Where The Childhood Friend Won't Lose
TV Finished
12 eps
Our Dating Story: The Experienced You and The Inexperienced Me
TV Finished
12 eps
One Week Friends
TV Finished
12 eps
Our love has always been 10 centimeters apart.
TV Finished
6 eps
Okami-san and Her Seven Companions
TV Finished
12 eps
Ocean Waves
Special Finished
1 ep
Only Yesterday
Movie Finished
1 ep
Ore no Imouto ga Konna ni Kawaii Wake ga Nai TRUE ROUTE
ONA Finished
4 eps
ORESUKI: Are you the only one who loves me?: Our Playball / Our End Run / Our Game
OVA Finished
1 ep
Our Last Crusade or the Rise of a New World Season 2
TV Finished
12 eps
OneRoom
TV Finished
12 eps
Orange: Future
Movie Finished
1 ep
Oreimo 2 (ONA)
ONA Finished
3 eps
Omoi, Omoware, Furi, Furare
Movie Finished
1 ep
OKITSURA: Fell in Love with an Okinawan Girl, but I Just Wish I Know What She's Saying
TV Finished
12 eps
Onee-chan ga Kita
TV Finished
12 eps
Oh Boy, Was I Wrong About Her
TV Currently Airing
12 epsBrowse Popular Anime Franchises
Looking for longer watch orders instead of a single series? Explore franchise pages for connected anime like sequels, movies, and specials.
About Anime Watch Time Calculators
Some of the most popular anime include Naruto, One Piece, Attack on Titan, Demon Slayer, Jujutsu Kaisen, and many more. Use this directory to explore anime watch time guides and estimate how long it takes to finish your favorite series.
Our anime watch time calculator helps you estimate the total time needed to watch a series based on episode count, episode length, and playback speed.