 "Worden" returned to Yokosuka on 7 April to begin a lengthy upkeep period in preparation for her representation of the United States at the Shimoda Black Ship Festival on 15 May.On 10 May 1974, a major earthquake occurred on the Izu Peninsula causing extensive damage to the Shimoda area.As a result, the Black Ship Festival was cancelled, and "Worden" continued upkeep with a brief underway period for type training.