The calculated distance (air line) between Yamazakichō-nakabirose and Hamamatsu is approximately 182 miles respectively 292 kilometers.
By car or train, the actual journey to Hamamatsu is certainly longer, as only the direct route (as the crow flies) between Yamazakichō-nakabirose and Hamamatsu has been calculated here.
Air line (approximately)
292 kilometers
158 nautical miles