Complex sentence: The movie was watched by 3,300,000 people and generated a revenue of 1,630,000,000 yen.Thus it became the highest grossing animated film of 1984.By this Doreamon became the first and only franchise so far to have 2 back to back highest grossing films of the year.
Split into simpler sentences: The movie was watched by 3,300,000 people and generated a revenue of 1,630,000,000 yen, making it became the highest grossing animated film of 1984. By its release, Doraemon became the first and so far, the only franchise to have 2 back-to-back highest-grossing animated films of the year.