The calculated distance (air line) between Yamazakichō-nakabirose and Kurashiki is approximately 53 miles respectively 85 kilometers.
By car or train, the actual journey to Kurashiki is certainly longer, as only the direct route (as the crow flies) between Yamazakichō-nakabirose and Kurashiki has been calculated here.
Air line (approximately)
85 kilometers
46 nautical miles