Japanese-Italian adaptation of Puccini's opera.

An adventurer tries to seize oil deposits in Mongolia .

Based on a novel by Maurice Dekobra, the film is set in the Yoshiwara, the red-light district of Tokyo, in the nineteenth century. It depicts a love triangle between a high-class prostitute, a Russian naval officer, and a rickshaw man.

A middle aged composer returns to Vienna after ten years in America, falls in love with a Japanese student and writes his last opera for her.