Naughty Instinct
妹の本能
Synopsis
Episode 1: Atsushi and his sister Naomi live under the same roof. Despite her strong love to her brother, Naomi buries her real emotion deep in her heart, and she can only express her feeling in the virtual computer domain. Meanwhile, Naomi’s college friend pursues her strongly, but she still cannot forget her brother. To heal her broken heart, Naomi decides to run away to America… Episode 2: Kumiko is currently living with her brother Tatsuya who is back from overseas. Kumiko has always hidden her feeling from her brother, but she can hold it back against her passion no more when the two grown-ups live together once again. One day, Tatsuya discovers his sister’s secret accidentally from her blog and therefore decides to disclose his secrets to Kumiko too. Since then the situation is only getting uncontrollable…
Top Cast
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Release History & Theatrical Window
July 4, 2007
Physical Home Media
Key Information & Fast Facts
- Director
- Wataru Oku
- Screenplay & Story
- Tadashi Shimizu
- Original Title
- 妹の本能
- Country of Origin
- Japan
- Spoken Languages
- Japanese
- Runtime
- 1h 14m
- Production Studios
- LIP SWEET
Creative Leadership & Key Crew
Wataru Oku
Tadashi Shimizu
Norimasa Nakamoto
Yoshinori Takazawa, Kazuaki Kubo
Department Leadership Roster
Tadashi Shimizu
Screenplay
Wataru Oku
Director
Kazuaki Kubo
Producer
Norimasa Nakamoto
Director of Photography
Production Stills & Gallery
Official cinematic photography and background stills for Naughty Instinct.
Featured In Curated Collections
Editorial lists, community rankings, and cinematic collections featuring Naughty Instinct.
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Frequently Asked Questions About Naughty Instinct
Quick factual answers about cast, synopsis, director, box office, and release information.
What is Naughty Instinct about?
Episode 1: Atsushi and his sister Naomi live under the same roof. Despite her strong love to her brother, Naomi buries her real emotion deep in her heart, and she can only express her feeling in the virtual computer domain. Meanwhile, Naomi’s college friend pursues her strongly, but she still cannot forget her brother. To heal her broken heart, Naomi decides to run away to America… Episode 2: Kumiko is currently living with her brother Tatsuya who is back from overseas. Kumiko has always hidden her feeling from her brother, but she can hold it back against her passion no more when the two grown-ups live together once again. One day, Tatsuya discovers his sister’s secret accidentally from her blog and therefore decides to disclose his secrets to Kumiko too. Since then the situation is only getting uncontrollable…
Who directed Naughty Instinct?
Naughty Instinct was directed by Wataru Oku.
Who stars in Naughty Instinct?
The principal cast of Naughty Instinct includes Akiho Yoshizawa, Yuna Momose.
When was Naughty Instinct released and how long is it?
Naughty Instinct was released in 2007 with a total runtime of 1h 14m.