Anime List by Letter: O

SUB
EP 22
Obake Zukan

Obake Zukan

The Obake Zukan series illustrates various monsters and spirits and explains why they are scary.
Summer 2020 Ongoing 2020
SUB
EP 26
Oban Star-Racers

Oban Star-Racers

Eva’s been hoping to hear from her dad for years. When she gets a part for her bike, she leaves school to find her dad-Don Wei. But right after she finds him the Earth team is off to race in the great race of Oban. Taking the name “Molly” Eva must prove that she can win-and make her dad recongize her.
TV Series Completed 2006
DUB
EP 26
Oban Star-Racers (Dub)

Oban Star-Racers (Dub)

Eva's birthday has just passed, and she hasn't heard from her father. Despising the Boarding School she attends, she escapes using her Rocket Bike that she just completed. Taking on the alias "Molly," Eva sneaks with the Earth team to Alwas for the Great Race because the winner of the race gets any one wish granted. Little does the Earth Team know what danger awaits them...
TV Series Completed 2006
SUB
EP 12
Obey Me!

Obey Me!

Lucifer, Satan, and the other five princes of hell are students at the Royal Academy of Diavolo, where they train to rule the Demon World. From following humans to falling in love, their individual quirks land them in interesting situations every single day! Will their antics get them expelled, or will one of these infamous brothers come out on top?
ONA Ongoing 2021
SUB
EP 6
Obey Me! Season 2

Obey Me! Season 2

Second season of Obey Me!
ONA Ongoing 0
SUB
EP 12
Obsolete

Obsolete

In 2014, aliens revealed themselves to request trade with humanity. In exchange for limestone, they would provide a consciousness-controlled general-use robot known as an "Exoframe." Cheaper than an aircraft, tank, or firearm, and easy enough for anyone to operate, the "Exoframe" spreads change throughout the world in the blink of an eye...
ONA Completed 2019
DUB
EP 12
Obsolete (Dub)

Obsolete (Dub)

In 2014, aliens revealed themselves to request trade with humanity. In exchange for limestone, they would provide a consciousness-controlled general-use robot known as an "Exoframe." Cheaper than an aircraft, tank, or firearm, and easy enough for anyone to operate, the "Exoframe" spreads change throughout the world in the blink of an eye...
ONA Completed 2019
SUB
EP 13
Occult Academy

Occult Academy

The story revolves around Maya – The daughter of the Former head Master of a private Japanese academy dedicated to the study of the occult who died in 1999, and a time traveling agent Uchida a mysterious young man who travels back in time from 2012
TV Series Completed 2010
SUB
EP 12
Occultic;Nine

Occultic;Nine

The "paranormal science" story follows nine idiosyncratic individuals, linked by the "Chōjō Kagaku Kirikiri Basara" occult summary blog run by 17-year-old second-year high school student Yūta Gamon. Little incongruities that occur around these nine eventually lead to a larger, unimaginable event that may alter what is considered common sense in this world.
Fall 2016 Completed 2016
DUB
EP 12
Occultic;Nine (Dub)

Occultic;Nine (Dub)

A blog disproving the supernatural, co-run by NEET teenager Yuuta Gamon and his enthusiastic best friend Ryouka Narusawa, becomes the catalyst that would bring together a group of people who supposedly have nothing to do with each other. These individuals include high school fortune teller Miyuu Aikawa, who joins Yuuta to work on the blog; realist Sarai Hashigami, who is stunned when tragedy strikes his family; doujin artist Ririka Nishizono, who has an uncanny ability to predict the future with her art; black magic practitioner and local curse expert Aria Kurenaino and her ghostly friend; Shun Moritsuka, a seemingly childish otaku detective; and reporter Touko Sumikaze. As this unlikely group, bound only by the strings of fate, find their way to each other, they are confronted with murder and other events that are shrouded by the presence of the supernatural. They must band together to solve the mysteries interlacing the city and their lives.
Fall 2016 Completed 2016
SUB
EP 1
Ocean Waves

Ocean Waves

A tale of growing up in high school. High school students Taku and best friend Matsuno are figuring out what they would like to do with their lives when a girl named Rikako transfers into their school. Rikako is a smart, charming and sophisticated girl who had to move away from her urban surroundings, to a sea shore countryside village. But she has troubles of her own...
Special Completed 1993
SUB
EP 26
Ocha-ken: Chokotto Monogatari

Ocha-ken: Chokotto Monogatari

Ocha-ken is a children's program about tea-dogs and tea-cats, each representing a different blend. The episodes are very short and geared to teaching the audience various values. The lesson, or moral of the episode is displayed at the end.
TV Series Completed 2003