Step Sister

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Alternative Titles

Synonyms: Stepsister
Japanese: 犠母妹
English: Step Sister
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Type: OVA
Episodes: 2
Status: Finished Airing
Aired: Oct 25, 2002 to Mar 28, 2003
Producers: Discovery
Licensors: Critical Mass Video
Studios: Mook Animation
Source: Visual novel
Genre: HentaiHentai
Duration: 28 min. per ep.
Rating: Rx - Hentai


Score: 6.591 (scored by 27922,792 users)
1 indicates a weighted score.
Ranked: N/A2
2 based on the top anime page. Please note that 'Not yet aired' and 'R18+' titles are excluded.
Popularity: #7623
Members: 6,613
Favorites: 22

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Ranked N/APopularity #7623Members 6,613
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Episodes: /2


A renowned painter dies of heart disease while being married with Megumi, a woman much younger than he is. His son, Kyosuke, never liked that union and wants Megumi out of the house. Therefore Megumi proposes that Kyosuke can do anything he wants with her daughter Yuna, Kyosuke's stepsister, if he allows them to stay. Naturally, Kyosuke accepts.

(Source: AniDB)

Characters & Voice Actors

Wakao, Megumi

Ryou, Nagumo




Watanabe, Jun
Sound Director
Mizuno, Kentarou
Theme Song Lyrics, Theme Song Performance
Haga, Hitoshi
Animation Director


Opening Theme

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Ending Theme

~ sensitive~ by KOTOKO


Nov 7, 2010
Most of the time, hentai is good on only one level: sex. Hentai has sex; that's its primary appeal. So what happens when you run into a hentai with an engaging story?

Step Sister (Gibomai) is one of those cases where the story somehow manages to be the main appeal. Well, more accurately, I find that the dark, partially self-analytic TONE of the story is much more fascinating than the sex is exciting. But still, my point remains valid.

Step Sister is about a young man by the name of Kyosuke whose father dies. His father, a famous painter, leaves to his ...
Feb 24, 2008
Step Sister is another H title that reuses the old plot device of a masochistic Male controlling others by under handed means. The main character, Kyosuke acts without regard to anyone but himself. But this, as mentioned before is a common H theme. The idea that his stepsister, Yuna is over 18 as translated in the English Dub, must have been changed from the original. She appears as a lolicon character at best. If you have any aversions to some unusual sexual practices, this is one you might want to avoid. The character of Megumi, the step mother,is far more interesting in the 2 OVA's. ...


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