Prince of Space (1959) (repost)

When an alien force tries to invade Earth to steal a powerful new rocket fuel, a mysterious hero intervenes.

Director:

 Eijirô Wakabayashi

Writers:

 Masaru Igami (story), Shin Morita

Stars:

 Tatsuo Umemiya, Hiroko Mine, Takashi Kanda - via IMDB 

https://archive.org/details/InvadersFromSpace1965