- Country: Japan
- Genres: Comedy, Drama
- Release: 1985-01-16
- Director: Nagisa Ōshima
- Writers: Tsutomu Tamura , Mamoru Sasaki , Nagisa Ōshima
- Language: Japanese
- Stars: Hiromi Kurita , Shôji Ishibashi , Lily , Hōsei Komatsu , Taiji Tonoyama , Rokkō Toura , Akiko Koyama , Kei Satō
- Runtime: 96 min
- Awards: N/A
- AKA: Um Verão em Okinava (Portugal, Portuguese Republic) , Kleine Sommerschwester , Um Verão em Okinawa (Portugal, Portuguese Republic) , Dear Summer Sister , Dear Summer Sister , Cara sorellina d'estate (Italy) , Hermana de verano (Spain) , Natsu no imôto , Une petite soeur pour l'été (France, French Republic) , Siostra na lato (Poland) , Μικρή αδελφή του καλοκαιριού (Greece) , 夏の妹 (Japan)
- Plot: Story is about a Tokyo girl looking round Okinawa island for her long-lost brother and finding he is the tourist guide with whom she has had an affair.
- IMDB:tt0068992
Dear Summer Sister Cast · · · ALL
Nagisa Ōshima
Director
Hiromi Kurita
Sunaoko Kikuchi
Shôji Ishibashi
Tsuruo Ômura
Lily
Momoko Kofujida
Hōsei Komatsu
Kôsuke Kikuchi
Taiji Tonoyama
Takuzo Sakurada
Rokkō Toura
Rintoku Teruya
Akiko Koyama
Tsuru Ômura
Kei Satō
Shinkô Kuniyoshi