The calculated distance (air line) between Yamazakichō-nakabirose and Miki is approximately 28 miles respectively 45 kilometers.
By car or train, the actual journey to Miki is certainly longer, as only the direct route (as the crow flies) between Yamazakichō-nakabirose and Miki has been calculated here.
Air line (approximately)
45 kilometers
24 nautical miles