Boku wa Imouto ni Koi o Suru

Here's a film that knows exactly what it is, and what it's doing. A teenage boy lusts after his twin sister, resulting in angst. It all leads to a fraught confession and a mutual willingness to do anything. Well, that's certainly something.

Streaming availability changes weekly. Check the Where to watch panel above — we re-pull TMDB's JustWatch index every week. If nothing's listed, the film is between licence windows.

Our similarity graph picks 6 films based on shared director, keywords, mood-cluster overlap, and MovieLens user co-rating — niche-biased away from blockbusters. Full list: /like/i-m-in-love-with-my-little-sister-2005/.

Mayumi Nishimoto directed Boku wa Imouto ni Koi o Suru in 2005. See Mayumi Nishimoto's full filmography, where to start with Mayumi Nishimoto, or where to go after you've seen everything by Mayumi Nishimoto.

Boku wa Imouto ni Koi o Suru was released in 2005 (JA original-language production), with a runtime of 50 minutes.