Complex sentence: Sodegahama depends on the ama, the women who dive for sea urchins and shellfish, as a tourist attraction, but with all the ama over 50, Daikichi was hoping to convince Haruko to start diving.
Split into simpler sentences: Sodegahama depends on the ama, the women who dive for sea urchins and shellfish, as a tourist attraction. With all the ama over 50, Daikichi was hoping to convince Haruko to start diving.