Board Thread:Questions and Answers/@comment-999343-20130426180505/@comment-1904799-20130428062958

The actual characters of his name indicate that it should be pronounced "Yuhabaha," but that's a rough translation. It's probably closer to "yih-wock" or "yeh-wock," where the "ck" sound is guttural and at the back of the throat, and therefore closer to "バッハ" when pronounced.