Butterfly Sleep
6.4
Ryoko Matsumura is a popular writer in her 50's. She also knows that she has Alzheimer’s. Ryoko Matsumura begins to teach at a university. She meets a young Korean man in his 20's. They become attracted to each other.
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Cast
8 people
Miho Nakayama
Ryoko Matsumura
Known for
Love Letter
Zatoichi: Darkness Is His Ally
Kim Jae-uck
Chan-hae
Known for
Coffee Prince
Death's Game
Anna Ishibashi
Anna
Known for
Memoirs of a Murderer
L♡DK
Shun Sugata
Ryuji Ayamine
Known for
Tokyo Vice
Ichi the Killer
Masanobu Katsumura
Ishii
Known for
Sonatine
Godzilla vs. Megaguirus
Masatoshi Nagase
Omura
Known for
Suicide Club
Sweet Bean
Hidekazu Mashima
Kousuke
Known for
Erased
Liar Game
Asami Shibuya
Saori
Also in
Domains
The Third Murder
Jeong Jae-eun Director · Hiroshi Iwanaga Cinematographer Lee Young-lim Editor
First release October 14, 2017 · Produced in Japan, South Korea · Languages Japanese, Korean
Production
Zoa Films
Production
SIGLO
Production
Japan · South Korea
Produced in
Languages
Original title
나비잠
Original language
Korean
Spoken on screen
Japanese · Korean
Release dates
South Korea · October 14, 2017
Premiere · Busan International Film Festival
Japan · May 12, 2018
Theatrical
No release date listed for United States.
Japan
May 23, 2025 · Theatrical · Re-release
South Korea
September 6, 2018 · Theatrical
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Some details come from TheTVDB.