Elder Sister's Diary (1984)
Original title: 姉日記
Elder Sister's Diary is a 1984 Japanese-language drama movie directed by Hiroyuki Nasu, with a running time of 1h 6m. It stars Kaoru Oda, Yuji Yasuda and Asako Kurayoshi.
Hayashi Taro is still a high school student, but lives in Tokyo with Yuko, who works at a no-pan coffee shop. Shigeya Yoshida, an architectural designer in Yokohama, likes June and goes to hotels. Yoshida's wife, Hideyo, notices the existence of June and is very jealous. In addition, Hideyo had a younger brother named Kiyoshi, who had feelings similar to love for his sister. When June and Shigeya were dating Shonan at night, Hayashi Taro attacked Shigeya....