Anata Dake Mienai (1992)

Anata Dake Mienai 1992 / あなただけ見えない 1992 /

One day, university student Kawashima Megumi is mistaken for her older sister, Maiko. She is given a key to a coin locker, and finds inside the diary of Maiko's real father, a zaibatsu leader. Using her sister's name, Megumi gets close to the widow of the zaibatsu leader.