The calculated distance (air line) between Susaki and Nishinomiya-hama is approximately 148 miles respectively 239 kilometers.
By car or train, the actual journey to Nishinomiya-hama is certainly longer, as only the direct route (as the crow flies) between Susaki and Nishinomiya-hama has been calculated here.
Air line (approximately)
239 kilometers
129 nautical miles