O

2
R+

Otaku no Seiza

Anime based on Otaku no Seiza: in Another World, on the Turbo CD, and Otaku no Seiza: An Adventure in the Otaku Galaxy, for the NES, which were two Role-Playing games, published by M&M, released in Japan in 1991 and 1993.
Ova Fall 1994 5.23
510
G

Obake no Q-tarou (1985)

Sequel of Shin Obake no Q-tarou.
TV Spring 1985 6.27
2
Rx

King of Breasts

The other day, when I was reading an adult book, I thought, "I can tell whose breasts they are by just looking at them. Well, am I a king of oppai?" However, there was no way to prove it.... But one day, I receive a letter and it includes a bunch of free sex tickets! Also, the reverse side of each ticket has the photo of someone's breasts. When I'm confused, a girl, Nil, appears in front of me. According to her, I'm qualified to take part in a game. It seems the tickets aren't fake. My mission is to look for a girl who's got the same breasts printed on the ticket. Like this, my search for oppai begins.... (Source: ErogeShop)
Ova Fall 2010 6.97
1
PG-13

One Piece: Romance Dawn Story - Recapping the TV Series So Far

A recap OVA summarizing the ten-year TV series up to the Impel Down arc.
Ova Fall 2010 7.13
G
1

On-chan, Dream Power Big Adventure!

TV Fall 2003
Rx
2
7.12

Ojousama wa H ga Osuki: The Animation

Ova Fall 2010
PG-13
39
6.81

Rainbow Samurai

TV Spring 1992
G
2
7.13

Big Windup!

Ova Fall 2010
PG-13
13
7.42

Zakuro

TV Fall 2010
PG-13
1
6.48

Legend of the Millennium Dragon

Movie Fall 2011
PG-13
1
7.91

One Piece Film: Strong World Episode 0

Ova Fall 2010
PG-13
12
6.92

OreImo

TV Fall 2010
G
34
6.13

Okawari-Boy Starzan-S

TV Winter 1984
PG-13
1
6.2

Oishinbo: The Japan-America Rice War

TV Fall 1993
PG-13
1
6.28

Oishinbo: Kyuukyoku tai Shikou, Chouju Ryouri Taiketsu!!

TV Fall 1992
Rx
2
6.23

Otome Juurin Yuugi: Maiden Infringement Play

Ova Fall 2010
G
200
6

Obake no... Holly

TV Winter 1991
G
156

Oden-kun

TV Summer 2005
G
1
7.33

Big Windup! 2 Episode 12.5

Ona Fall 2010
G
1
8.02

Heart and Yummie

Movie Fall 2010
Rx
2
6.65

Oni Chichi 2

Ova Fall 2010
R+
2
5.84

My Sky: Detective Story

Ova Fall 1991
PG-13
12
6.06

I Don't Like My Big Brother At All!

TV Winter 2011
Rx
1
6.3

Ore wa Kanojo wo Shinjiteru!

Ova Fall 2011
G
1
5.37

Okubyou na Venus

Ova Fall 1986
G
1
6.39

Oshin

Movie Fall 1984
G
86
6.8

Osomatsu-kun (1988)

TV Winter 1988
PG
56
6.49

Osomatsu-kun

TV Winter 1966
R+
12
6.63

We Without Wings – Under the Innocent Sky

TV Spring 2011
G
14
6.31

Oresama Kingdom

Ova Fall 2011
PG-13
3
6.76

Otome wa Boku ni Koishiteru: Futari no Elder The Animation

Ova Fall 2012
PG-13
1
1
6.88

One Piece 3D: Straw Hat Chase

Movie Fall 2011
PG-13
4
7.31

OreImo Specials

Ona Fall 2011
PG-13
16
6.72

Oreimo Animated Commentary

Ona Fall 2010

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