Boku wa Imōto ni Koi o Suru_
It is a taboo story about love and incest between twins. It's not about sex, it's about the feelings the two have for one another and how society views them.
Starring
Jun Matsumoto, Nana Eikura, Yuta Hiraoka
Updated Feb 16, 2026
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Year context
Boku wa Imōto ni Koi o Suru was released 19 years ago in 2007.
Overview
It is a taboo story about love and incest between twins. It's not about sex, it's about the feelings the two have for one another and how society views them.
Boku wa Imōto ni Koi o Suru is a Romance, Drama film with a runtime of 2h 2m.
CAST (6)
Jun Matsumoto
Yori Yuki
Nana Eikura
Iku Yuki
Yuta Hiraoka
Haruka Yano
Ayaka Komatsu
Tomoka Kusunoki
Yuko Asano
Saki Yuki
Makiko Watanabe
DETAILS
FREQUENTLY ASKED QUESTIONS
What is Boku wa Imōto ni Koi o Suru about?
It is a taboo story about love and incest between twins. It's not about sex, it's about the feelings the two have for one another and how society views them.
How long is Boku wa Imōto ni Koi o Suru?
Boku wa Imōto ni Koi o Suru has a runtime of 122 minutes (2h 2m).
Who stars in Boku wa Imōto ni Koi o Suru?
The cast of Boku wa Imōto ni Koi o Suru includes Jun Matsumoto, Nana Eikura, Yuta Hiraoka, Ayaka Komatsu, Yuko Asano.
What is the rating of Boku wa Imōto ni Koi o Suru?
Boku wa Imōto ni Koi o Suru has a rating of 5.7 out of 10 based on 26 votes on TMDB.
GENRES (2)
Romance
Drama
