The film begins with some Polaroids of a young boy and a young girl. A female voice over tells us who these people are. They are brother and sister, she is seven and he is eight. She goes on to say that when she was seven and he was eight, she told her brother that she would marry him.
趙方豪
as Haruo
Yoshiko Yura
as Ice / Natsuko
伊藤清美
as Young Woman Next-Door
奥村公延
as Old Man
内藤剛志
as Man with a Hat
斉藤昌
as Old Woman
石井岳龍
as Ramen Deliveryman
長崎俊一
as Man Looking at the Bunny Picture
掛田誠
as Yamamoto
山本政志
as Ramen Man
Sumiko Nomoto
as Midwife
Meiko Seri
as Housewife of the Old Apartment