Complex sentence: In addition to her fashion collections, which often feature the butterfly as a design inspiration, Hanae Mori is renowned for costumes she designed for major motion picutres and operas as well as the wedding gown she designed for Princess Masako of Japan.
Split into simpler sentences: In addition to her fashion collections, which often feature the butterfly as a design inspiration, Hanae Mori is renowned for costumes she designed for major motion pictures and operas. She is also known for the wedding gown she designed for Princess Masako of Japan.