20th Century Nostalgia (1997)

20th Century Nostalgia 1997 / ２０世紀ノスタルジア 1997 / Nijisseiki nosutarujia , 20-seiki nosutarujia

Film about a young student who believes that the spirit of an alien from another planet has gone back in time and taken over his body to infiltrate and study humanity, to find the reasons why our civilization is doomed to future destruction. He replicates the spirit of another alien in a girl that he meets, and together they use their video cameras to document modern urban Japanese society. (Source: IMDb)