Complex sentence: His narrow works hard to acceptable in the Japan's pacifist, his producer has recommended him studying in Australia, later he began taking film study classes at the film school in Australia, he has produced some short films during the film school.
Split into simpler sentences: His narrow works hard to accept in the Japan's pacifist environment and his producer has recommended he study in Australia. He began taking film study classes at the film school in Australia and he has produced some short films during the film school.