The calculated distance (air line) between Kumano and Nishinomiya-hama is approximately 72 miles respectively 116 kilometers.
By car or train, the actual journey to Nishinomiya-hama is certainly longer, as only the direct route (as the crow flies) between Kumano and Nishinomiya-hama has been calculated here.
Air line (approximately)
116 kilometers
62 nautical miles